The ratio of the length of A to the length of B to the length of C. <hr> <input min="0" type="number" id ="imp5pg092q5a_1" class="lineinput" placeholder="?" /> : <input min="0" type="number" id ="imp5pg092q5a_2" class="lineinput" placeholder="?" /> : <input min="0" type="number" id ="imp5pg092q5a_3" class="lineinput" placeholder="?" />