Home / 274,752,000.70-412,128,001.05-165,912,883.90

Finding the Fourth Proportional to 274,752,000.70, 412,128,001.05 and 165,912,883.90

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Solution

The fourth proportional to 274,752,000.70, 412,128,001.05 and 165,912,883.90 is: 248,869,325.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,752,000.70 : 412,128,001.05 = 165,912,883.90 : x
  2. Step 2: Convert to fraction form
    274,752,000.70/412,128,001.05 = 165,912,883.90/x
  3. Step 3: Cross multiply
    274,752,000.70x = 412,128,001.05 × 165,912,883.90
  4. Step 4: Simplify right side
    274,752,000.70x = 68,377,345,190,147,736
  5. Step 5: Solve for x
    x = 68,377,345,190,147,736/274,752,000.70
  6. Step 6: Final answer
    x = 248,869,325.85

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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.