Home / 550,469,408.85-825,704,113.28-305,581,396.05

Finding the Fourth Proportional to 550,469,408.85, 825,704,113.28 and 305,581,396.05

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Solution

The fourth proportional to 550,469,408.85, 825,704,113.28 and 305,581,396.05 is: 458,372,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,469,408.85 : 825,704,113.28 = 305,581,396.05 : x
  2. Step 2: Convert to fraction form
    550,469,408.85/825,704,113.28 = 305,581,396.05/x
  3. Step 3: Cross multiply
    550,469,408.85x = 825,704,113.28 × 305,581,396.05
  4. Step 4: Simplify right side
    550,469,408.85x = 252,319,815,658,801,856
  5. Step 5: Solve for x
    x = 252,319,815,658,801,856/550,469,408.85
  6. Step 6: Final answer
    x = 458,372,094.08

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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.