Finding the Fourth Proportional to 292,823,363.76, 439,233,149.17 and 74,471,819.07
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Solution
The fourth proportional to 292,823,363.76, 439,233,149.17 and 74,471,819.07 is: 111,707,246.30
Step by Step Solution
- Step 1: Write the proportion equation
292,823,363.76 : 439,233,149.17 = 74,471,819.07 : x - Step 2: Convert to fraction form
292,823,363.76/439,233,149.17 = 74,471,819.07/x - Step 3: Cross multiply
292,823,363.76x = 439,233,149.17 × 74,471,819.07 - Step 4: Simplify right side
292,823,363.76x = 32,710,491,616,274,776 - Step 5: Solve for x
x = 32,710,491,616,274,776/292,823,363.76 - Step 6: Final answer
x = 111,707,246.30
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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.