Home / 417,569,480.64-626,434,882.92-158,764,578.12

Finding the Fourth Proportional to 417,569,480.64, 626,434,882.92 and 158,764,578.12

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Solution

The fourth proportional to 417,569,480.64, 626,434,882.92 and 158,764,578.12 is: 238,177,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,569,480.64 : 626,434,882.92 = 158,764,578.12 : x
  2. Step 2: Convert to fraction form
    417,569,480.64/626,434,882.92 = 158,764,578.12/x
  3. Step 3: Cross multiply
    417,569,480.64x = 626,434,882.92 × 158,764,578.12
  4. Step 4: Simplify right side
    417,569,480.64x = 99,455,669,906,445,392
  5. Step 5: Solve for x
    x = 99,455,669,906,445,392/417,569,480.64
  6. Step 6: Final answer
    x = 238,177,535.76

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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.