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Finding the Third Proportional to 68,518,766 and 112,481,108

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Solution

The third proportional to 68,518,766 and 112,481,108 is: 184,650,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,518,766 : 112,481,108 = 112,481,108 : x
  2. Step 2: Convert to fraction form
    68,518,766/112,481,108 = 112,481,108/x
  3. Step 3: Cross multiply
    68,518,766x = 112,481,108 × 112,481,108
  4. Step 4: Simplify right side
    68,518,766x = 12,651,999,656,907,664
  5. Step 5: Solve for x
    x = 12,651,999,656,907,664/68,518,766
  6. Step 6: Final answer
    x = 184,650,138.87

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.