Finding the Fourth Proportional to 83,694,165.87, 125,541,649.49 and 25,402,350.27
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Solution
The fourth proportional to 83,694,165.87, 125,541,649.49 and 25,402,350.27 is: 38,103,647.02
Step by Step Solution
- Step 1: Write the proportion equation
83,694,165.87 : 125,541,649.49 = 25,402,350.27 : x - Step 2: Convert to fraction form
83,694,165.87/125,541,649.49 = 25,402,350.27/x - Step 3: Cross multiply
83,694,165.87x = 125,541,649.49 × 25,402,350.27 - Step 4: Simplify right side
83,694,165.87x = 3,189,052,953,691,535 - Step 5: Solve for x
x = 3,189,052,953,691,535/83,694,165.87 - Step 6: Final answer
x = 38,103,647.02
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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.