Finding the Fourth Proportional to 361,665,232.92, 542,497,849.39 and 106,363,600.92
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Solution
The fourth proportional to 361,665,232.92, 542,497,849.39 and 106,363,600.92 is: 159,545,401.38
Step by Step Solution
- Step 1: Write the proportion equation
361,665,232.92 : 542,497,849.39 = 106,363,600.92 : x - Step 2: Convert to fraction form
361,665,232.92/542,497,849.39 = 106,363,600.92/x - Step 3: Cross multiply
361,665,232.92x = 542,497,849.39 × 106,363,600.92 - Step 4: Simplify right side
361,665,232.92x = 57,702,024,751,944,408 - Step 5: Solve for x
x = 57,702,024,751,944,408/361,665,232.92 - Step 6: Final answer
x = 159,545,401.38
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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.