Finding the Fourth Proportional to 397,581,967.84, 596,350,521.24 and 176,189,542.96
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Solution
The fourth proportional to 397,581,967.84, 596,350,521.24 and 176,189,542.96 is: 264,274,374.29
Step by Step Solution
- Step 1: Write the proportion equation
397,581,967.84 : 596,350,521.24 = 176,189,542.96 : x - Step 2: Convert to fraction form
397,581,967.84/596,350,521.24 = 176,189,542.96/x - Step 3: Cross multiply
397,581,967.84x = 596,350,521.24 × 176,189,542.96 - Step 4: Simplify right side
397,581,967.84x = 105,070,725,781,233,376 - Step 5: Solve for x
x = 105,070,725,781,233,376/397,581,967.84 - Step 6: Final answer
x = 264,274,374.29
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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.