Definition: In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
Input: [[23, 26, 23, 18], [36, 32, 45, 7, -11], [3, 8, 15, -43, -37]]

[247572, -3991680, 572760]