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Finding the Fourth Proportional to 334,349,489.80, 501,524,234.70 and 88,705,649.80

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Solution

The fourth proportional to 334,349,489.80, 501,524,234.70 and 88,705,649.80 is: 133,058,474.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,349,489.80 : 501,524,234.70 = 88,705,649.80 : x
  2. Step 2: Convert to fraction form
    334,349,489.80/501,524,234.70 = 88,705,649.80/x
  3. Step 3: Cross multiply
    334,349,489.80x = 501,524,234.70 × 88,705,649.80
  4. Step 4: Simplify right side
    334,349,489.80x = 44,488,033,129,511,208
  5. Step 5: Solve for x
    x = 44,488,033,129,511,208/334,349,489.80
  6. Step 6: Final answer
    x = 133,058,474.70

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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.