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: [-72.489, 216.758, 69.854, -33.322, 149.646, 35.722, 222.389]
Output:
[-0.123  0.368  0.119 -0.057  0.254  0.061  0.378]