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Finding the Fourth Proportional to 224,669,969.80, 337,004,954.70 and 199,587,704.20

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Solution

The fourth proportional to 224,669,969.80, 337,004,954.70 and 199,587,704.20 is: 299,381,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,669,969.80 : 337,004,954.70 = 199,587,704.20 : x
  2. Step 2: Convert to fraction form
    224,669,969.80/337,004,954.70 = 199,587,704.20/x
  3. Step 3: Cross multiply
    224,669,969.80x = 337,004,954.70 × 199,587,704.20
  4. Step 4: Simplify right side
    224,669,969.80x = 67,262,045,212,597,992
  5. Step 5: Solve for x
    x = 67,262,045,212,597,992/224,669,969.80
  6. Step 6: Final answer
    x = 299,381,556.30

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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.