Home / 80,023,311.64-110,432,286.12-43,353,882.64

Finding the Fourth Proportional to 80,023,311.64, 110,432,286.12 and 43,353,882.64

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Solution

The fourth proportional to 80,023,311.64, 110,432,286.12 and 43,353,882.64 is: 59,828,420.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,023,311.64 : 110,432,286.12 = 43,353,882.64 : x
  2. Step 2: Convert to fraction form
    80,023,311.64/110,432,286.12 = 43,353,882.64/x
  3. Step 3: Cross multiply
    80,023,311.64x = 110,432,286.12 × 43,353,882.64
  4. Step 4: Simplify right side
    80,023,311.64x = 4,787,668,372,113,381
  5. Step 5: Solve for x
    x = 4,787,668,372,113,381/80,023,311.64
  6. Step 6: Final answer
    x = 59,828,420.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.