Home / 92,542,359.29-127,633,990.77-81,354,931.97

Finding the Fourth Proportional to 92,542,359.29, 127,633,990.77 and 81,354,931.97

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Solution

The fourth proportional to 92,542,359.29, 127,633,990.77 and 81,354,931.97 is: 112,204,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,542,359.29 : 127,633,990.77 = 81,354,931.97 : x
  2. Step 2: Convert to fraction form
    92,542,359.29/127,633,990.77 = 81,354,931.97/x
  3. Step 3: Cross multiply
    92,542,359.29x = 127,633,990.77 × 81,354,931.97
  4. Step 4: Simplify right side
    92,542,359.29x = 10,383,654,635,514,788
  5. Step 5: Solve for x
    x = 10,383,654,635,514,788/92,542,359.29
  6. Step 6: Final answer
    x = 112,204,343.13

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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.