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.

[-16.486, -83.882, 170.999, -24.582, -13.877, 77.087, -19.555, -78.012]
[-1.41  -7.174 14.625 -2.102 -1.187  6.593 -1.673 -6.672]