Home / 88,584,295.80-132,876,443.70-81,417,934.20

Finding the Fourth Proportional to 88,584,295.80, 132,876,443.70 and 81,417,934.20

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Solution

The fourth proportional to 88,584,295.80, 132,876,443.70 and 81,417,934.20 is: 122,126,901.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,584,295.80 : 132,876,443.70 = 81,417,934.20 : x
  2. Step 2: Convert to fraction form
    88,584,295.80/132,876,443.70 = 81,417,934.20/x
  3. Step 3: Cross multiply
    88,584,295.80x = 132,876,443.70 × 81,417,934.20
  4. Step 4: Simplify right side
    88,584,295.80x = 10,818,525,549,896,606
  5. Step 5: Solve for x
    x = 10,818,525,549,896,606/88,584,295.80
  6. Step 6: Final answer
    x = 122,126,901.30

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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.