Home / 83,215,871.70-124,580,505.15-59,327,999.70

Finding the Fourth Proportional to 83,215,871.70, 124,580,505.15 and 59,327,999.70

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Solution

The fourth proportional to 83,215,871.70, 124,580,505.15 and 59,327,999.70 is: 88,818,539.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,215,871.70 : 124,580,505.15 = 59,327,999.70 : x
  2. Step 2: Convert to fraction form
    83,215,871.70/124,580,505.15 = 59,327,999.70/x
  3. Step 3: Cross multiply
    83,215,871.70x = 124,580,505.15 × 59,327,999.70
  4. Step 4: Simplify right side
    83,215,871.70x = 7,391,112,172,165,049
  5. Step 5: Solve for x
    x = 7,391,112,172,165,049/83,215,871.70
  6. Step 6: Final answer
    x = 88,818,539.31

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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.