Home / 50,687,165.76-75,906,742.91-45,774,290.85

Finding the Fourth Proportional to 50,687,165.76, 75,906,742.91 and 45,774,290.85

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Solution

The fourth proportional to 50,687,165.76, 75,906,742.91 and 45,774,290.85 is: 68,549,449.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,687,165.76 : 75,906,742.91 = 45,774,290.85 : x
  2. Step 2: Convert to fraction form
    50,687,165.76/75,906,742.91 = 45,774,290.85/x
  3. Step 3: Cross multiply
    50,687,165.76x = 75,906,742.91 × 45,774,290.85
  4. Step 4: Simplify right side
    50,687,165.76x = 3,474,577,327,209,644
  5. Step 5: Solve for x
    x = 3,474,577,327,209,644/50,687,165.76
  6. Step 6: Final answer
    x = 68,549,449.85

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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.