Home / 396,259,241.15-593,871,796.62-221,375,211.03

Finding the Fourth Proportional to 396,259,241.15, 593,871,796.62 and 221,375,211.03

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Solution

The fourth proportional to 396,259,241.15, 593,871,796.62 and 221,375,211.03 is: 331,773,951.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,259,241.15 : 593,871,796.62 = 221,375,211.03 : x
  2. Step 2: Convert to fraction form
    396,259,241.15/593,871,796.62 = 221,375,211.03/x
  3. Step 3: Cross multiply
    396,259,241.15x = 593,871,796.62 × 221,375,211.03
  4. Step 4: Simplify right side
    396,259,241.15x = 131,468,494,301,517,744
  5. Step 5: Solve for x
    x = 131,468,494,301,517,744/396,259,241.15
  6. Step 6: Final answer
    x = 331,773,951.62

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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.