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Finding the Third Proportional to 68,988,357 and 106,040,047.50

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Solution

The third proportional to 68,988,357 and 106,040,047.50 is: 162,991,150.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,988,357 : 106,040,047.50 = 106,040,047.50 : x
  2. Step 2: Convert to fraction form
    68,988,357/106,040,047.50 = 106,040,047.50/x
  3. Step 3: Cross multiply
    68,988,357x = 106,040,047.50 × 106,040,047.50
  4. Step 4: Simplify right side
    68,988,357x = 11,244,491,673,802,256
  5. Step 5: Solve for x
    x = 11,244,491,673,802,256/68,988,357
  6. Step 6: Final answer
    x = 162,991,150.43

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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.