Finding the Fourth Proportional to 2,592,307,864.08, 3,888,471,884.34 and 627,157,789.68
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Solution
The fourth proportional to 2,592,307,864.08, 3,888,471,884.34 and 627,157,789.68 is: 940,739,125.17
Step by Step Solution
- Step 1: Write the proportion equation
2,592,307,864.08 : 3,888,471,884.34 = 627,157,789.68 : x - Step 2: Convert to fraction form
2,592,307,864.08/3,888,471,884.34 = 627,157,789.68/x - Step 3: Cross multiply
2,592,307,864.08x = 3,888,471,884.34 × 627,157,789.68 - Step 4: Simplify right side
2,592,307,864.08x = 2,438,685,432,215,498,752 - Step 5: Solve for x
x = 2,438,685,432,215,498,752/2,592,307,864.08 - Step 6: Final answer
x = 940,739,125.17
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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.