Home / 4,992,644,375.20-7,488,966,562.80-2,543,764,247.20

Finding the Fourth Proportional to 4,992,644,375.20, 7,488,966,562.80 and 2,543,764,247.20

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Solution

The fourth proportional to 4,992,644,375.20, 7,488,966,562.80 and 2,543,764,247.20 is: 3,815,646,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992,644,375.20 : 7,488,966,562.80 = 2,543,764,247.20 : x
  2. Step 2: Convert to fraction form
    4,992,644,375.20/7,488,966,562.80 = 2,543,764,247.20/x
  3. Step 3: Cross multiply
    4,992,644,375.20x = 7,488,966,562.80 × 2,543,764,247.20
  4. Step 4: Simplify right side
    4,992,644,375.20x = 19,050,165,390,926,913,536
  5. Step 5: Solve for x
    x = 19,050,165,390,926,913,536/4,992,644,375.20
  6. Step 6: Final answer
    x = 3,815,646,370.80

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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.