Finding the Fourth Proportional to 162,862,759.80, 244,294,139.70 and 137,353,591.80
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Solution
The fourth proportional to 162,862,759.80, 244,294,139.70 and 137,353,591.80 is: 206,030,387.70
Step by Step Solution
- Step 1: Write the proportion equation
162,862,759.80 : 244,294,139.70 = 137,353,591.80 : x - Step 2: Convert to fraction form
162,862,759.80/244,294,139.70 = 137,353,591.80/x - Step 3: Cross multiply
162,862,759.80x = 244,294,139.70 × 137,353,591.80 - Step 4: Simplify right side
162,862,759.80x = 33,554,677,543,485,976 - Step 5: Solve for x
x = 33,554,677,543,485,976/162,862,759.80 - Step 6: Final answer
x = 206,030,387.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.