Home / 126,071,305.29-189,112,753.49-38,626,559.73

Finding the Fourth Proportional to 126,071,305.29, 189,112,753.49 and 38,626,559.73

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Solution

The fourth proportional to 126,071,305.29, 189,112,753.49 and 38,626,559.73 is: 57,941,615.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,071,305.29 : 189,112,753.49 = 38,626,559.73 : x
  2. Step 2: Convert to fraction form
    126,071,305.29/189,112,753.49 = 38,626,559.73/x
  3. Step 3: Cross multiply
    126,071,305.29x = 189,112,753.49 × 38,626,559.73
  4. Step 4: Simplify right side
    126,071,305.29x = 7,304,775,068,193,118
  5. Step 5: Solve for x
    x = 7,304,775,068,193,118/126,071,305.29
  6. Step 6: Final answer
    x = 57,941,615.27

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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.