How many times larger is 9 x 10^-8 than 3 x10^-12

To compare the two numbers, we simply divide 9 x 10^-8 by 3 x 10^-12:

(9 x 10^-8) / (3 x 10^-12) = (9 / 3) x 10^(-8 - (-12))
= 3 x 10^4
= 30,000

Therefore, 9 x 10^-8 is 30,000 times larger than 3 x 10^-12.