Definition: 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: [77.781, 209.696, 48.138, 138.414, 69.805]

[0.143 0.386 0.089 0.255 0.128]