Instructions: 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.
Input: [-97.492, -99.261, -30.516, 148.387]
Output:
[ 1.236  1.258  0.387 -1.881]