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Finding the Third Proportional to 70,492,728 and 107,765,218

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Solution

The third proportional to 70,492,728 and 107,765,218 is: 164,745,251.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,492,728 : 107,765,218 = 107,765,218 : x
  2. Step 2: Convert to fraction form
    70,492,728/107,765,218 = 107,765,218/x
  3. Step 3: Cross multiply
    70,492,728x = 107,765,218 × 107,765,218
  4. Step 4: Simplify right side
    70,492,728x = 11,613,342,210,587,524
  5. Step 5: Solve for x
    x = 11,613,342,210,587,524/70,492,728
  6. Step 6: Final answer
    x = 164,745,251.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.