Home / 496,368,965.20-744,553,447.80-132,863,321.20

Finding the Fourth Proportional to 496,368,965.20, 744,553,447.80 and 132,863,321.20

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Solution

The fourth proportional to 496,368,965.20, 744,553,447.80 and 132,863,321.20 is: 199,294,981.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,368,965.20 : 744,553,447.80 = 132,863,321.20 : x
  2. Step 2: Convert to fraction form
    496,368,965.20/744,553,447.80 = 132,863,321.20/x
  3. Step 3: Cross multiply
    496,368,965.20x = 744,553,447.80 × 132,863,321.20
  4. Step 4: Simplify right side
    496,368,965.20x = 98,923,843,885,618,832
  5. Step 5: Solve for x
    x = 98,923,843,885,618,832/496,368,965.20
  6. Step 6: Final answer
    x = 199,294,981.80

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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.