Home / 124,992,001.30-187,488,001.95-112,268,910.10

Finding the Fourth Proportional to 124,992,001.30, 187,488,001.95 and 112,268,910.10

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Solution

The fourth proportional to 124,992,001.30, 187,488,001.95 and 112,268,910.10 is: 168,403,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,992,001.30 : 187,488,001.95 = 112,268,910.10 : x
  2. Step 2: Convert to fraction form
    124,992,001.30/187,488,001.95 = 112,268,910.10/x
  3. Step 3: Cross multiply
    124,992,001.30x = 187,488,001.95 × 112,268,910.10
  4. Step 4: Simplify right side
    124,992,001.30x = 21,049,073,635,753,172
  5. Step 5: Solve for x
    x = 21,049,073,635,753,172/124,992,001.30
  6. Step 6: Final answer
    x = 168,403,365.15

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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.