Home / 80,020,303.28-120,016,545.60-22,498,922.80

Finding the Fourth Proportional to 80,020,303.28, 120,016,545.60 and 22,498,922.80

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Solution

The fourth proportional to 80,020,303.28, 120,016,545.60 and 22,498,922.80 is: 33,744,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,020,303.28 : 120,016,545.60 = 22,498,922.80 : x
  2. Step 2: Convert to fraction form
    80,020,303.28/120,016,545.60 = 22,498,922.80/x
  3. Step 3: Cross multiply
    80,020,303.28x = 120,016,545.60 × 22,498,922.80
  4. Step 4: Simplify right side
    80,020,303.28x = 2,700,242,994,177,079.50
  5. Step 5: Solve for x
    x = 2,700,242,994,177,079.50/80,020,303.28
  6. Step 6: Final answer
    x = 33,744,473.38

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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.