Home / 88,436,550.80-132,654,826.20-80,500,365.20

Finding the Fourth Proportional to 88,436,550.80, 132,654,826.20 and 80,500,365.20

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Solution

The fourth proportional to 88,436,550.80, 132,654,826.20 and 80,500,365.20 is: 120,750,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,436,550.80 : 132,654,826.20 = 80,500,365.20 : x
  2. Step 2: Convert to fraction form
    88,436,550.80/132,654,826.20 = 80,500,365.20/x
  3. Step 3: Cross multiply
    88,436,550.80x = 132,654,826.20 × 80,500,365.20
  4. Step 4: Simplify right side
    88,436,550.80x = 10,678,761,954,642,528
  5. Step 5: Solve for x
    x = 10,678,761,954,642,528/88,436,550.80
  6. Step 6: Final answer
    x = 120,750,547.80

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1.5x scale

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.