Fill in the numbers according to the rules. What is the hundredth number of 1, 1 / 2, 1 / 4, 1 / 8, 1 / 16?

Fill in the numbers according to the rules. What is the hundredth number of 1, 1 / 2, 1 / 4, 1 / 8, 1 / 16?

The denominator is: 1 power of 2, 2 power of 2
therefore
The 100th number is: 1 / 100 of 2