Home / 447,669,755.79-671,511,593.56-132,567,659.61

Finding the Fourth Proportional to 447,669,755.79, 671,511,593.56 and 132,567,659.61

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Solution

The fourth proportional to 447,669,755.79, 671,511,593.56 and 132,567,659.61 is: 198,853,550.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,669,755.79 : 671,511,593.56 = 132,567,659.61 : x
  2. Step 2: Convert to fraction form
    447,669,755.79/671,511,593.56 = 132,567,659.61/x
  3. Step 3: Cross multiply
    447,669,755.79x = 671,511,593.56 × 132,567,659.61
  4. Step 4: Simplify right side
    447,669,755.79x = 89,020,720,359,230,736
  5. Step 5: Solve for x
    x = 89,020,720,359,230,736/447,669,755.79
  6. Step 6: Final answer
    x = 198,853,550.43

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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.