Home / 494,692,692.90-741,850,082.55-149,531,604.90

Finding the Fourth Proportional to 494,692,692.90, 741,850,082.55 and 149,531,604.90

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Solution

The fourth proportional to 494,692,692.90, 741,850,082.55 and 149,531,604.90 is: 224,240,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,692,692.90 : 741,850,082.55 = 149,531,604.90 : x
  2. Step 2: Convert to fraction form
    494,692,692.90/741,850,082.55 = 149,531,604.90/x
  3. Step 3: Cross multiply
    494,692,692.90x = 741,850,082.55 × 149,531,604.90
  4. Step 4: Simplify right side
    494,692,692.90x = 110,930,033,438,898,976
  5. Step 5: Solve for x
    x = 110,930,033,438,898,976/494,692,692.90
  6. Step 6: Final answer
    x = 224,240,291.06

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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.