Home / 445,106,258.56-667,188,163.84-149,720,180.48

Finding the Fourth Proportional to 445,106,258.56, 667,188,163.84 and 149,720,180.48

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Solution

The fourth proportional to 445,106,258.56, 667,188,163.84 and 149,720,180.48 is: 224,421,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,106,258.56 : 667,188,163.84 = 149,720,180.48 : x
  2. Step 2: Convert to fraction form
    445,106,258.56/667,188,163.84 = 149,720,180.48/x
  3. Step 3: Cross multiply
    445,106,258.56x = 667,188,163.84 × 149,720,180.48
  4. Step 4: Simplify right side
    445,106,258.56x = 99,891,532,304,244,608
  5. Step 5: Solve for x
    x = 99,891,532,304,244,608/445,106,258.56
  6. Step 6: Final answer
    x = 224,421,765.33

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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.