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Finding the Third Proportional to 87,740,992 and 140,113,248

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Solution

The third proportional to 87,740,992 and 140,113,248 is: 223,746,299.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,740,992 : 140,113,248 = 140,113,248 : x
  2. Step 2: Convert to fraction form
    87,740,992/140,113,248 = 140,113,248/x
  3. Step 3: Cross multiply
    87,740,992x = 140,113,248 × 140,113,248
  4. Step 4: Simplify right side
    87,740,992x = 19,631,722,265,109,504
  5. Step 5: Solve for x
    x = 19,631,722,265,109,504/87,740,992
  6. Step 6: Final answer
    x = 223,746,299.39

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.