Home / 60,668,046.30-91,002,069.45-40,260,711.90

Finding the Fourth Proportional to 60,668,046.30, 91,002,069.45 and 40,260,711.90

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Solution

The fourth proportional to 60,668,046.30, 91,002,069.45 and 40,260,711.90 is: 60,391,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,668,046.30 : 91,002,069.45 = 40,260,711.90 : x
  2. Step 2: Convert to fraction form
    60,668,046.30/91,002,069.45 = 40,260,711.90/x
  3. Step 3: Cross multiply
    60,668,046.30x = 91,002,069.45 × 40,260,711.90
  4. Step 4: Simplify right side
    60,668,046.30x = 3,663,808,100,430,241.50
  5. Step 5: Solve for x
    x = 3,663,808,100,430,241.50/60,668,046.30
  6. Step 6: Final answer
    x = 60,391,067.85

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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.