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: [[-45, 10, -12, 27], [20, -8, -10, -40, 26], [28, -21, 28, -22], [0, -19], [8, -7, -50]]

[145800, -1664000, 362208, 0, 2800]