Finding the Fourth Proportional to 247,965,156.24, 371,932,676.28 and 92,488,993.44
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Solution
The fourth proportional to 247,965,156.24, 371,932,676.28 and 92,488,993.44 is: 138,727,873.62
Step by Step Solution
- Step 1: Write the proportion equation
247,965,156.24 : 371,932,676.28 = 92,488,993.44 : x - Step 2: Convert to fraction form
247,965,156.24/371,932,676.28 = 92,488,993.44/x - Step 3: Cross multiply
247,965,156.24x = 371,932,676.28 × 92,488,993.44 - Step 4: Simplify right side
247,965,156.24x = 34,399,678,856,582,560 - Step 5: Solve for x
x = 34,399,678,856,582,560/247,965,156.24 - Step 6: Final answer
x = 138,727,873.62
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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.