Home / 80,820,356.20-121,246,280.70-32,289,951.40

Finding the Fourth Proportional to 80,820,356.20, 121,246,280.70 and 32,289,951.40

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Solution

The fourth proportional to 80,820,356.20, 121,246,280.70 and 32,289,951.40 is: 48,441,218.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,820,356.20 : 121,246,280.70 = 32,289,951.40 : x
  2. Step 2: Convert to fraction form
    80,820,356.20/121,246,280.70 = 32,289,951.40/x
  3. Step 3: Cross multiply
    80,820,356.20x = 121,246,280.70 × 32,289,951.40
  4. Step 4: Simplify right side
    80,820,356.20x = 3,915,036,511,233,758
  5. Step 5: Solve for x
    x = 3,915,036,511,233,758/80,820,356.20
  6. Step 6: Final answer
    x = 48,441,218.22

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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.