Answer: 3.702 x 10^-4 is approximately 16 times larger than 2.3 x 10^-5
Explanation:
When working with negative exponents, the one with the smaller number in the exponent is the larger number (4<5). After that, all you have to do is divide.
3.702 x 10^-4/2.3 x 10^-5 ≈ 16