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: [[-11, 46, 24], [50, -3, -28], [46, 38], [26, -28]]

[-12144, 4200, 1748, -728]