Home / 150,055,138.64-225,078,508.92-47,825,310.80

Finding the Fourth Proportional to 150,055,138.64, 225,078,508.92 and 47,825,310.80

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Solution

The fourth proportional to 150,055,138.64, 225,078,508.92 and 47,825,310.80 is: 71,736,627.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,055,138.64 : 225,078,508.92 = 47,825,310.80 : x
  2. Step 2: Convert to fraction form
    150,055,138.64/225,078,508.92 = 47,825,310.80/x
  3. Step 3: Cross multiply
    150,055,138.64x = 225,078,508.92 × 47,825,310.80
  4. Step 4: Simplify right side
    150,055,138.64x = 10,764,449,643,499,572
  5. Step 5: Solve for x
    x = 10,764,449,643,499,572/150,055,138.64
  6. Step 6: Final answer
    x = 71,736,627.89

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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.