Home / 134,161,456.11-185,141,695.68-75,424,382.45

Finding the Fourth Proportional to 134,161,456.11, 185,141,695.68 and 75,424,382.45

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Solution

The fourth proportional to 134,161,456.11, 185,141,695.68 and 75,424,382.45 is: 104,085,021.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,161,456.11 : 185,141,695.68 = 75,424,382.45 : x
  2. Step 2: Convert to fraction form
    134,161,456.11/185,141,695.68 = 75,424,382.45/x
  3. Step 3: Cross multiply
    134,161,456.11x = 185,141,695.68 × 75,424,382.45
  4. Step 4: Simplify right side
    134,161,456.11x = 13,964,198,062,178,408
  5. Step 5: Solve for x
    x = 13,964,198,062,178,408/134,161,456.11
  6. Step 6: Final answer
    x = 104,085,021.64

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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.