Finding the Fourth Proportional to 423,619,806.68, 633,571,110.42 and 377,260,224.56
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Solution
The fourth proportional to 423,619,806.68, 633,571,110.42 and 377,260,224.56 is: 564,235,136.37
Step by Step Solution
- Step 1: Write the proportion equation
423,619,806.68 : 633,571,110.42 = 377,260,224.56 : x - Step 2: Convert to fraction form
423,619,806.68/633,571,110.42 = 377,260,224.56/x - Step 3: Cross multiply
423,619,806.68x = 633,571,110.42 × 377,260,224.56 - Step 4: Simplify right side
423,619,806.68x = 239,021,179,391,777,728 - Step 5: Solve for x
x = 239,021,179,391,777,728/423,619,806.68 - Step 6: Final answer
x = 564,235,136.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.