Home / 73,260,331.20-109,940,263.20-40,912,171.20

Finding the Fourth Proportional to 73,260,331.20, 109,940,263.20 and 40,912,171.20

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Solution

The fourth proportional to 73,260,331.20, 109,940,263.20 and 40,912,171.20 is: 61,396,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,260,331.20 : 109,940,263.20 = 40,912,171.20 : x
  2. Step 2: Convert to fraction form
    73,260,331.20/109,940,263.20 = 40,912,171.20/x
  3. Step 3: Cross multiply
    73,260,331.20x = 109,940,263.20 × 40,912,171.20
  4. Step 4: Simplify right side
    73,260,331.20x = 4,497,894,869,811,460.50
  5. Step 5: Solve for x
    x = 4,497,894,869,811,460.50/73,260,331.20
  6. Step 6: Final answer
    x = 61,396,048.80

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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.