Home / 500,145,759.20-750,150,535.52-131,649,851.41

Finding the Fourth Proportional to 500,145,759.20, 750,150,535.52 and 131,649,851.41

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Solution

The fourth proportional to 500,145,759.20, 750,150,535.52 and 131,649,851.41 is: 197,456,850.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,145,759.20 : 750,150,535.52 = 131,649,851.41 : x
  2. Step 2: Convert to fraction form
    500,145,759.20/750,150,535.52 = 131,649,851.41/x
  3. Step 3: Cross multiply
    500,145,759.20x = 750,150,535.52 × 131,649,851.41
  4. Step 4: Simplify right side
    500,145,759.20x = 98,757,206,534,796,304
  5. Step 5: Solve for x
    x = 98,757,206,534,796,304/500,145,759.20
  6. Step 6: Final answer
    x = 197,456,850.76

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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.