Home / 483,451,374.80-725,177,062.20-338,049,117.20

Finding the Fourth Proportional to 483,451,374.80, 725,177,062.20 and 338,049,117.20

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Solution

The fourth proportional to 483,451,374.80, 725,177,062.20 and 338,049,117.20 is: 507,073,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,451,374.80 : 725,177,062.20 = 338,049,117.20 : x
  2. Step 2: Convert to fraction form
    483,451,374.80/725,177,062.20 = 338,049,117.20/x
  3. Step 3: Cross multiply
    483,451,374.80x = 725,177,062.20 × 338,049,117.20
  4. Step 4: Simplify right side
    483,451,374.80x = 245,145,465,690,399,488
  5. Step 5: Solve for x
    x = 245,145,465,690,399,488/483,451,374.80
  6. Step 6: Final answer
    x = 507,073,675.80

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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.