Home / 88,067,405.20-132,101,107.80-86,177,837.20

Finding the Fourth Proportional to 88,067,405.20, 132,101,107.80 and 86,177,837.20

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Solution

The fourth proportional to 88,067,405.20, 132,101,107.80 and 86,177,837.20 is: 129,266,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,067,405.20 : 132,101,107.80 = 86,177,837.20 : x
  2. Step 2: Convert to fraction form
    88,067,405.20/132,101,107.80 = 86,177,837.20/x
  3. Step 3: Cross multiply
    88,067,405.20x = 132,101,107.80 × 86,177,837.20
  4. Step 4: Simplify right side
    88,067,405.20x = 11,384,187,761,928,050
  5. Step 5: Solve for x
    x = 11,384,187,761,928,050/88,067,405.20
  6. Step 6: Final answer
    x = 129,266,755.80

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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.