Home / 220,993,423.68-331,515,767.28-73,454,204.64

Finding the Fourth Proportional to 220,993,423.68, 331,515,767.28 and 73,454,204.64

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Solution

The fourth proportional to 220,993,423.68, 331,515,767.28 and 73,454,204.64 is: 110,189,826.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,993,423.68 : 331,515,767.28 = 73,454,204.64 : x
  2. Step 2: Convert to fraction form
    220,993,423.68/331,515,767.28 = 73,454,204.64/x
  3. Step 3: Cross multiply
    220,993,423.68x = 331,515,767.28 × 73,454,204.64
  4. Step 4: Simplify right side
    220,993,423.68x = 24,351,227,011,171,736
  5. Step 5: Solve for x
    x = 24,351,227,011,171,736/220,993,423.68
  6. Step 6: Final answer
    x = 110,189,826.49

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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.