Home / 88,074,132.30-132,111,198.45-80,137,946.70

Finding the Fourth Proportional to 88,074,132.30, 132,111,198.45 and 80,137,946.70

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Solution

The fourth proportional to 88,074,132.30, 132,111,198.45 and 80,137,946.70 is: 120,206,920.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,074,132.30 : 132,111,198.45 = 80,137,946.70 : x
  2. Step 2: Convert to fraction form
    88,074,132.30/132,111,198.45 = 80,137,946.70/x
  3. Step 3: Cross multiply
    88,074,132.30x = 132,111,198.45 × 80,137,946.70
  4. Step 4: Simplify right side
    88,074,132.30x = 10,587,120,179,859,224
  5. Step 5: Solve for x
    x = 10,587,120,179,859,224/88,074,132.30
  6. Step 6: Final answer
    x = 120,206,920.05

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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.