Finding the Fourth Proportional to 171,694,105.97, 257,542,715.85 and 48,872,375.12
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Solution
The fourth proportional to 171,694,105.97, 257,542,715.85 and 48,872,375.12 is: 73,309,005.85
Step by Step Solution
- Step 1: Write the proportion equation
171,694,105.97 : 257,542,715.85 = 48,872,375.12 : x - Step 2: Convert to fraction form
171,694,105.97/257,542,715.85 = 48,872,375.12/x - Step 3: Cross multiply
171,694,105.97x = 257,542,715.85 × 48,872,375.12 - Step 4: Simplify right side
171,694,105.97x = 12,586,724,219,180,508 - Step 5: Solve for x
x = 12,586,724,219,180,508/171,694,105.97 - Step 6: Final answer
x = 73,309,005.85
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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.