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Finding the Third Proportional to 65,228,436 and 139,794,100

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Solution

The third proportional to 65,228,436 and 139,794,100 is: 299,599,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,228,436 : 139,794,100 = 139,794,100 : x
  2. Step 2: Convert to fraction form
    65,228,436/139,794,100 = 139,794,100/x
  3. Step 3: Cross multiply
    65,228,436x = 139,794,100 × 139,794,100
  4. Step 4: Simplify right side
    65,228,436x = 19,542,390,394,810,000
  5. Step 5: Solve for x
    x = 19,542,390,394,810,000/65,228,436
  6. Step 6: Final answer
    x = 299,599,248.32

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.