In this task, you will be given a list of numbers. The goal is to divide all the numbers in the list by a constant such that the sum of the resulting list is 1. The output should be rounded to 3 decimals.
Q: [-1.6, -29.136, -20.163, 243.682, 46.562, 59.945, 57.502, 210.591, 165.678]
A: 
[-0.002 -0.04  -0.028  0.332  0.064  0.082  0.078  0.287  0.226]