Home / 88,578,045.15-132,867,067.73-86,587,389.15

Finding the Fourth Proportional to 88,578,045.15, 132,867,067.73 and 86,587,389.15

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Solution

The fourth proportional to 88,578,045.15, 132,867,067.73 and 86,587,389.15 is: 129,881,083.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,578,045.15 : 132,867,067.73 = 86,587,389.15 : x
  2. Step 2: Convert to fraction form
    88,578,045.15/132,867,067.73 = 86,587,389.15/x
  3. Step 3: Cross multiply
    88,578,045.15x = 132,867,067.73 × 86,587,389.15
  4. Step 4: Simplify right side
    88,578,045.15x = 11,504,612,498,323,980
  5. Step 5: Solve for x
    x = 11,504,612,498,323,980/88,578,045.15
  6. Step 6: Final answer
    x = 129,881,083.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.