Finding the Fourth Proportional to 383,740,320.24, 575,481,589.56 and 124,894,666.80
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Solution
The fourth proportional to 383,740,320.24, 575,481,589.56 and 124,894,666.80 is: 187,300,050.55
Step by Step Solution
- Step 1: Write the proportion equation
383,740,320.24 : 575,481,589.56 = 124,894,666.80 : x - Step 2: Convert to fraction form
383,740,320.24/575,481,589.56 = 124,894,666.80/x - Step 3: Cross multiply
383,740,320.24x = 575,481,589.56 × 124,894,666.80 - Step 4: Simplify right side
383,740,320.24x = 71,874,581,377,630,552 - Step 5: Solve for x
x = 71,874,581,377,630,552/383,740,320.24 - Step 6: Final answer
x = 187,300,050.55
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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.