Home / 149,468,086.20-224,202,129.30-72,940,582.20

Finding the Fourth Proportional to 149,468,086.20, 224,202,129.30 and 72,940,582.20

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Solution

The fourth proportional to 149,468,086.20, 224,202,129.30 and 72,940,582.20 is: 109,410,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,468,086.20 : 224,202,129.30 = 72,940,582.20 : x
  2. Step 2: Convert to fraction form
    149,468,086.20/224,202,129.30 = 72,940,582.20/x
  3. Step 3: Cross multiply
    149,468,086.20x = 224,202,129.30 × 72,940,582.20
  4. Step 4: Simplify right side
    149,468,086.20x = 16,353,433,841,621,680
  5. Step 5: Solve for x
    x = 16,353,433,841,621,680/149,468,086.20
  6. Step 6: Final answer
    x = 109,410,873.30

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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.