Home / 124,992,002.30-187,488,003.45-112,268,911.10

Finding the Fourth Proportional to 124,992,002.30, 187,488,003.45 and 112,268,911.10

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Solution

The fourth proportional to 124,992,002.30, 187,488,003.45 and 112,268,911.10 is: 168,403,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,992,002.30 : 187,488,003.45 = 112,268,911.10 : x
  2. Step 2: Convert to fraction form
    124,992,002.30/187,488,003.45 = 112,268,911.10/x
  3. Step 3: Cross multiply
    124,992,002.30x = 187,488,003.45 × 112,268,911.10
  4. Step 4: Simplify right side
    124,992,002.30x = 21,049,073,991,644,540
  5. Step 5: Solve for x
    x = 21,049,073,991,644,540/124,992,002.30
  6. Step 6: Final answer
    x = 168,403,366.65

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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.