Home / 99,843,319.29-137,797,468.09-57,456,007.62

Finding the Fourth Proportional to 99,843,319.29, 137,797,468.09 and 57,456,007.62

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Solution

The fourth proportional to 99,843,319.29, 137,797,468.09 and 57,456,007.62 is: 79,297,167.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,843,319.29 : 137,797,468.09 = 57,456,007.62 : x
  2. Step 2: Convert to fraction form
    99,843,319.29/137,797,468.09 = 57,456,007.62/x
  3. Step 3: Cross multiply
    99,843,319.29x = 137,797,468.09 × 57,456,007.62
  4. Step 4: Simplify right side
    99,843,319.29x = 7,917,292,376,595,747
  5. Step 5: Solve for x
    x = 7,917,292,376,595,747/99,843,319.29
  6. Step 6: Final answer
    x = 79,297,167.13

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.