Home / 498,074,819.16-747,565,599.36-265,101,123.08

Finding the Fourth Proportional to 498,074,819.16, 747,565,599.36 and 265,101,123.08

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Solution

The fourth proportional to 498,074,819.16, 747,565,599.36 and 265,101,123.08 is: 397,892,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,074,819.16 : 747,565,599.36 = 265,101,123.08 : x
  2. Step 2: Convert to fraction form
    498,074,819.16/747,565,599.36 = 265,101,123.08/x
  3. Step 3: Cross multiply
    498,074,819.16x = 747,565,599.36 × 265,101,123.08
  4. Step 4: Simplify right side
    498,074,819.16x = 198,180,479,966,309,344
  5. Step 5: Solve for x
    x = 198,180,479,966,309,344/498,074,819.16
  6. Step 6: Final answer
    x = 397,892,991.86

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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.