Multiply by 4
Since 16/16 = 1 and 64/16 = 4, the ratio is 1/4 or 1 to 4
Multiply each preceding term by 4.
64 4*16 = 64 2*32 = 64 1*64 = 64
The ratio of 16 to 64 is 1 to 4, because 64 is 4 times bigger than 16, and 4 is 4 times bigger than 1.
1, 4, 16, and 64 is a pattern. It multiplies by 4 each time. The next number would be 256.
Multiply by 4
4
16/64 = 8/32 = 4/16 = 1/4 16/64 is a ratio of 1/4.
256
Since 16/16 = 1 and 64/16 = 4, the ratio is 1/4 or 1 to 4
Multiply each preceding term by 4.
Un = 4(n-1) where n = 1, 2, 3, ...
1, 2, 4, 8, 16, 32 1, 2, 4, 8, 16, 32, 64
These are the square numbers: 1, 4, 9, 16, 25, 36, 49, 64, 81...
16/64 can be simplified to 1/4.
The factors of 64 are 1, 2, 4, 8, 16, 32, and 64.