Home / 126,071,304.92-189,112,752.92-38,626,559.36

Finding the Fourth Proportional to 126,071,304.92, 189,112,752.92 and 38,626,559.36

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Solution

The fourth proportional to 126,071,304.92, 189,112,752.92 and 38,626,559.36 is: 57,941,614.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,071,304.92 : 189,112,752.92 = 38,626,559.36 : x
  2. Step 2: Convert to fraction form
    126,071,304.92/189,112,752.92 = 38,626,559.36/x
  3. Step 3: Cross multiply
    126,071,304.92x = 189,112,752.92 × 38,626,559.36
  4. Step 4: Simplify right side
    126,071,304.92x = 7,304,774,975,548,396
  5. Step 5: Solve for x
    x = 7,304,774,975,548,396/126,071,304.92
  6. Step 6: Final answer
    x = 57,941,614.71

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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.