Earth
4.6 billion/100 = 4.6*109/102 = 4.6*107 = 46*106 or 46 million.
after a billion years
About 4.5 billion years.
About 4.5 billion years.
it 4.5 billion years old
In about 8 billion years
Earth is approxmently 4.6 billion years old
about 4 billion years ago
earth is about 4 billion years old
The Earth is around 4.6 billion years old, as suggested by all the available scientific evidence.
500 billion years ago, planet Earth didn't exist. The Universe didn't even exist for such a long time; the age of the Universe is estimated at about 14 billion years.500 billion years ago, planet Earth didn't exist. The Universe didn't even exist for such a long time; the age of the Universe is estimated at about 14 billion years.500 billion years ago, planet Earth didn't exist. The Universe didn't even exist for such a long time; the age of the Universe is estimated at about 14 billion years.500 billion years ago, planet Earth didn't exist. The Universe didn't even exist for such a long time; the age of the Universe is estimated at about 14 billion years.
The universe is 13.7 billion years old & Earth is 4.5 billion years old.