Home / 99,843,371.88-137,797,540.74-57,456,060.24

Finding the Fourth Proportional to 99,843,371.88, 137,797,540.74 and 57,456,060.24

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Solution

The fourth proportional to 99,843,371.88, 137,797,540.74 and 57,456,060.24 is: 79,297,239.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,843,371.88 : 137,797,540.74 = 57,456,060.24 : x
  2. Step 2: Convert to fraction form
    99,843,371.88/137,797,540.74 = 57,456,060.24/x
  3. Step 3: Cross multiply
    99,843,371.88x = 137,797,540.74 × 57,456,060.24
  4. Step 4: Simplify right side
    99,843,371.88x = 7,917,303,801,681,295
  5. Step 5: Solve for x
    x = 7,917,303,801,681,295/99,843,371.88
  6. Step 6: Final answer
    x = 79,297,239.79

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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.