Home / 498,074,906.03-747,565,729.61-265,101,209.96

Finding the Fourth Proportional to 498,074,906.03, 747,565,729.61 and 265,101,209.96

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Solution

The fourth proportional to 498,074,906.03, 747,565,729.61 and 265,101,209.96 is: 397,893,122.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,074,906.03 : 747,565,729.61 = 265,101,209.96 : x
  2. Step 2: Convert to fraction form
    498,074,906.03/747,565,729.61 = 265,101,209.96/x
  3. Step 3: Cross multiply
    498,074,906.03x = 747,565,729.61 × 265,101,209.96
  4. Step 4: Simplify right side
    498,074,906.03x = 198,180,579,439,177,888
  5. Step 5: Solve for x
    x = 198,180,579,439,177,888/498,074,906.03
  6. Step 6: Final answer
    x = 397,893,122.18

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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.