Finding the Fourth Proportional to 52,337,838,117.87, 78,529,592,305.41 and 18,327,779,341.62
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Solution
The fourth proportional to 52,337,838,117.87, 78,529,592,305.41 and 18,327,779,341.62 is: 27,499,665,468.02
Step by Step Solution
- Step 1: Write the proportion equation
52,337,838,117.87 : 78,529,592,305.41 = 18,327,779,341.62 : x - Step 2: Convert to fraction form
52,337,838,117.87/78,529,592,305.41 = 18,327,779,341.62/x - Step 3: Cross multiply
52,337,838,117.87x = 78,529,592,305.41 × 18,327,779,341.62 - Step 4: Simplify right side
52,337,838,117.87x = 1,439,273,039,560,934,162,432 - Step 5: Solve for x
x = 1,439,273,039,560,934,162,432/52,337,838,117.87 - Step 6: Final answer
x = 27,499,665,468.02
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1.5x scale
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.