Home / 363,399,117.14-501,488,230.52-198,386,686.64

Finding the Fourth Proportional to 363,399,117.14, 501,488,230.52 and 198,386,686.64

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Solution

The fourth proportional to 363,399,117.14, 501,488,230.52 and 198,386,686.64 is: 273,772,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,399,117.14 : 501,488,230.52 = 198,386,686.64 : x
  2. Step 2: Convert to fraction form
    363,399,117.14/501,488,230.52 = 198,386,686.64/x
  3. Step 3: Cross multiply
    363,399,117.14x = 501,488,230.52 × 198,386,686.64
  4. Step 4: Simplify right side
    363,399,117.14x = 99,488,588,443,569,008
  5. Step 5: Solve for x
    x = 99,488,588,443,569,008/363,399,117.14
  6. Step 6: Final answer
    x = 273,772,234.85

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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.