Home / 363,399,107.92-501,488,217.74-198,386,677.42

Finding the Fourth Proportional to 363,399,107.92, 501,488,217.74 and 198,386,677.42

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Solution

The fourth proportional to 363,399,107.92, 501,488,217.74 and 198,386,677.42 is: 273,772,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,399,107.92 : 501,488,217.74 = 198,386,677.42 : x
  2. Step 2: Convert to fraction form
    363,399,107.92/501,488,217.74 = 198,386,677.42/x
  3. Step 3: Cross multiply
    363,399,107.92x = 501,488,217.74 × 198,386,677.42
  4. Step 4: Simplify right side
    363,399,107.92x = 99,488,581,282,716,096
  5. Step 5: Solve for x
    x = 99,488,581,282,716,096/363,399,107.92
  6. Step 6: Final answer
    x = 273,772,222.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.