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Finding the Third Proportional to 68,988,359 and 106,040,051

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Solution

The third proportional to 68,988,359 and 106,040,051 is: 162,991,156.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,988,359 : 106,040,051 = 106,040,051 : x
  2. Step 2: Convert to fraction form
    68,988,359/106,040,051 = 106,040,051/x
  3. Step 3: Cross multiply
    68,988,359x = 106,040,051 × 106,040,051
  4. Step 4: Simplify right side
    68,988,359x = 11,244,492,416,082,600
  5. Step 5: Solve for x
    x = 11,244,492,416,082,600/68,988,359
  6. Step 6: Final answer
    x = 162,991,156.47

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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.