Finding the Fourth Proportional to 5,432,510,176.70, 8,148,765,265.05 and 3,676,203,959.90
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Solution
The fourth proportional to 5,432,510,176.70, 8,148,765,265.05 and 3,676,203,959.90 is: 5,514,305,939.85
Step by Step Solution
- Step 1: Write the proportion equation
5,432,510,176.70 : 8,148,765,265.05 = 3,676,203,959.90 : x - Step 2: Convert to fraction form
5,432,510,176.70/8,148,765,265.05 = 3,676,203,959.90/x - Step 3: Cross multiply
5,432,510,176.70x = 8,148,765,265.05 × 3,676,203,959.90 - Step 4: Simplify right side
5,432,510,176.70x = 29,956,523,135,672,385,536 - Step 5: Solve for x
x = 29,956,523,135,672,385,536/5,432,510,176.70 - Step 6: Final answer
x = 5,514,305,939.85
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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.