Home / 83,997,682.10-125,996,523.15-71,668,250.90

Finding the Fourth Proportional to 83,997,682.10, 125,996,523.15 and 71,668,250.90

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Solution

The fourth proportional to 83,997,682.10, 125,996,523.15 and 71,668,250.90 is: 107,502,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,997,682.10 : 125,996,523.15 = 71,668,250.90 : x
  2. Step 2: Convert to fraction form
    83,997,682.10/125,996,523.15 = 71,668,250.90/x
  3. Step 3: Cross multiply
    83,997,682.10x = 125,996,523.15 × 71,668,250.90
  4. Step 4: Simplify right side
    83,997,682.10x = 9,029,950,433,641,860
  5. Step 5: Solve for x
    x = 9,029,950,433,641,860/83,997,682.10
  6. Step 6: Final answer
    x = 107,502,376.35

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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.