1440.
240
768
240
The sequence reflects a pattern of multiplying by 3, then adding 3, to each successive value. The next value would be 144. Explanation: 4x3=12, 12+3=15, 15x3=45, 45+3=48, 48x3=144
The next number is the sequence 236175969, 48, 12 is 236175861.
240
480, 96, 960
240
768
The LCM is 48.
The least common multiple of 30, 48 and 60 is 240.
5/12 * 48 = 240 / 12 = 20
240
96
48 multiplied by 240 is 11,520
48, 96, 144, 192, 240 . . .
240