Home / 150,285,790.92-225,505,819.11-71,591,418.24

Finding the Fourth Proportional to 150,285,790.92, 225,505,819.11 and 71,591,418.24

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Solution

The fourth proportional to 150,285,790.92, 225,505,819.11 and 71,591,418.24 is: 107,423,870.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,285,790.92 : 225,505,819.11 = 71,591,418.24 : x
  2. Step 2: Convert to fraction form
    150,285,790.92/225,505,819.11 = 71,591,418.24/x
  3. Step 3: Cross multiply
    150,285,790.92x = 225,505,819.11 × 71,591,418.24
  4. Step 4: Simplify right side
    150,285,790.92x = 16,144,281,411,457,794
  5. Step 5: Solve for x
    x = 16,144,281,411,457,794/150,285,790.92
  6. Step 6: Final answer
    x = 107,423,870.96

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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.