Home / 134,231,393.92-185,324,429.28-91,915,764.16

Finding the Fourth Proportional to 134,231,393.92, 185,324,429.28 and 91,915,764.16

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Solution

The fourth proportional to 134,231,393.92, 185,324,429.28 and 91,915,764.16 is: 126,902,031.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,231,393.92 : 185,324,429.28 = 91,915,764.16 : x
  2. Step 2: Convert to fraction form
    134,231,393.92/185,324,429.28 = 91,915,764.16/x
  3. Step 3: Cross multiply
    134,231,393.92x = 185,324,429.28 × 91,915,764.16
  4. Step 4: Simplify right side
    134,231,393.92x = 17,034,236,534,787,078
  5. Step 5: Solve for x
    x = 17,034,236,534,787,078/134,231,393.92
  6. Step 6: Final answer
    x = 126,902,031.17

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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.