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Finding the Third Proportional to 1,469,753,109 and 2,177,078,427

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Solution

The third proportional to 1,469,753,109 and 2,177,078,427 is: 3,224,807,247.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,753,109 : 2,177,078,427 = 2,177,078,427 : x
  2. Step 2: Convert to fraction form
    1,469,753,109/2,177,078,427 = 2,177,078,427/x
  3. Step 3: Cross multiply
    1,469,753,109x = 2,177,078,427 × 2,177,078,427
  4. Step 4: Simplify right side
    1,469,753,109x = 4,739,670,477,308,793,856
  5. Step 5: Solve for x
    x = 4,739,670,477,308,793,856/1,469,753,109
  6. Step 6: Final answer
    x = 3,224,807,247.07

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.