Finding the Fourth Proportional to 316,373,168.88, 474,386,754.73 and 251,212,876.48
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Solution
The fourth proportional to 316,373,168.88, 474,386,754.73 and 251,212,876.48 is: 376,681,946.96
Step by Step Solution
- Step 1: Write the proportion equation
316,373,168.88 : 474,386,754.73 = 251,212,876.48 : x - Step 2: Convert to fraction form
316,373,168.88/474,386,754.73 = 251,212,876.48/x - Step 3: Cross multiply
316,373,168.88x = 474,386,754.73 × 251,212,876.48 - Step 4: Simplify right side
316,373,168.88x = 119,172,061,219,735,552 - Step 5: Solve for x
x = 119,172,061,219,735,552/316,373,168.88 - Step 6: Final answer
x = 376,681,946.96
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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.