Home / 80,372,246.40-120,586,363.20-34,966,627.20

Finding the Fourth Proportional to 80,372,246.40, 120,586,363.20 and 34,966,627.20

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Solution

The fourth proportional to 80,372,246.40, 120,586,363.20 and 34,966,627.20 is: 52,462,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,372,246.40 : 120,586,363.20 = 34,966,627.20 : x
  2. Step 2: Convert to fraction form
    80,372,246.40/120,586,363.20 = 34,966,627.20/x
  3. Step 3: Cross multiply
    80,372,246.40x = 120,586,363.20 × 34,966,627.20
  4. Step 4: Simplify right side
    80,372,246.40x = 4,216,498,407,418,199.50
  5. Step 5: Solve for x
    x = 4,216,498,407,418,199.50/80,372,246.40
  6. Step 6: Final answer
    x = 52,462,119.65

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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.