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: [-31.309, 186.918, 156.568, 205.281, 42.05, 208.176, 222.007, 80.803, 63.47]
A: 
[-0.028  0.165  0.138  0.181  0.037  0.184  0.196  0.071  0.056]