Home / 75,324,736.32-103,948,082.81-42,285,049.35

Finding the Fourth Proportional to 75,324,736.32, 103,948,082.81 and 42,285,049.35

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Solution

The fourth proportional to 75,324,736.32, 103,948,082.81 and 42,285,049.35 is: 58,353,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,324,736.32 : 103,948,082.81 = 42,285,049.35 : x
  2. Step 2: Convert to fraction form
    75,324,736.32/103,948,082.81 = 42,285,049.35/x
  3. Step 3: Cross multiply
    75,324,736.32x = 103,948,082.81 × 42,285,049.35
  4. Step 4: Simplify right side
    75,324,736.32x = 4,395,449,811,253,717
  5. Step 5: Solve for x
    x = 4,395,449,811,253,717/75,324,736.32
  6. Step 6: Final answer
    x = 58,353,338.18

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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.