In pounds (British) it would be about £175bn (the English or American billion issue doesn't arise as they cancel out)
One estimation, at today's currency, was approximately $700 BILLION DOLLARS.
It would cost about $129,269.71.
The Louisiana Purchase, which was bought in 1803 for 15 million, would cost approximately 300 million in today's dollars when adjusted for inflation.
You would be the riches' person on Earth and become president
Over $14 billion !! which would make it the most horrific and most expensive rebuild disaster in history !!
About a billion bucks.
1.2 billion dollars
The cost of Apollo 11 to the moon cost them over 3 billion dollars.
The cost of the Apollo 13 mission, which included the spacecraft, was approximately $355 million in 1970. Adjusted for inflation, this would be around $2.5 billion in today's currency.
Saturn V costed approximately five billion dollars!
The Sears Tower was renamed Willis Tower on July 16, 2009. I'm not sure how much it would cost to build today but I know it is worth over $1 Billion USD today.
The total cost of the Apollo 15 mission was approximately $283 million in 1973, which would be equivalent to roughly $1.6 billion in today's dollars when adjusted for inflation.
One estimation, at today's currency, was approximately $700 BILLION DOLLARS.
According to their respecting consumer price indices, what $1 US would buy in 1965 would cost $6.5 2005 dollars. Source: http://qrc.depaul.edu/StudyGuide2007/Notes/CPI/cpihandout.htm Not sure what your question is asking: How much would something that cost $1.5 billion 1965 cost in 2005 (multiply 1.5 billion x 6.5) or how much would something that costs $1.5 billion today have cost back in 1965 (divide by 6.5).
The total cost of the Civil War from 1861 to 1865 was about $1 billion. That was a colossal amount of money at that time.
Today's prices; $700 Billion.
The total cost of the Apollo 11 mission to the Moon was approximately $355 million in 1969, which would be equivalent to roughly $2.5 billion in today's dollars.