Finding the Fourth Proportional to 316,373,167.88, 474,386,753.24 and 251,212,875.48
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Solution
The fourth proportional to 316,373,167.88, 474,386,753.24 and 251,212,875.48 is: 376,681,945.46
Step by Step Solution
- Step 1: Write the proportion equation
316,373,167.88 : 474,386,753.24 = 251,212,875.48 : x - Step 2: Convert to fraction form
316,373,167.88/474,386,753.24 = 251,212,875.48/x - Step 3: Cross multiply
316,373,167.88x = 474,386,753.24 × 251,212,875.48 - Step 4: Simplify right side
316,373,167.88x = 119,172,060,370,378,528 - Step 5: Solve for x
x = 119,172,060,370,378,528/316,373,167.88 - Step 6: Final answer
x = 376,681,945.46
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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.