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Finding the Third Proportional to 68,212,698 and 104,848,920

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Solution

The third proportional to 68,212,698 and 104,848,920 is: 161,162,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,212,698 : 104,848,920 = 104,848,920 : x
  2. Step 2: Convert to fraction form
    68,212,698/104,848,920 = 104,848,920/x
  3. Step 3: Cross multiply
    68,212,698x = 104,848,920 × 104,848,920
  4. Step 4: Simplify right side
    68,212,698x = 10,993,296,025,166,400
  5. Step 5: Solve for x
    x = 10,993,296,025,166,400/68,212,698
  6. Step 6: Final answer
    x = 161,162,017.45

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.