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Finding the Third Proportional to 68,219,401.50 and 104,963,978.25

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Solution

The third proportional to 68,219,401.50 and 104,963,978.25 is: 161,500,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,219,401.50 : 104,963,978.25 = 104,963,978.25 : x
  2. Step 2: Convert to fraction form
    68,219,401.50/104,963,978.25 = 104,963,978.25/x
  3. Step 3: Cross multiply
    68,219,401.50x = 104,963,978.25 × 104,963,978.25
  4. Step 4: Simplify right side
    68,219,401.50x = 11,017,436,730,066,474
  5. Step 5: Solve for x
    x = 11,017,436,730,066,474/68,219,401.50
  6. Step 6: Final answer
    x = 161,500,049.66

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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.