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Finding the Third Proportional to 70,919,017 and 155,290,027

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Solution

The third proportional to 70,919,017 and 155,290,027 is: 340,035,628.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,919,017 : 155,290,027 = 155,290,027 : x
  2. Step 2: Convert to fraction form
    70,919,017/155,290,027 = 155,290,027/x
  3. Step 3: Cross multiply
    70,919,017x = 155,290,027 × 155,290,027
  4. Step 4: Simplify right side
    70,919,017x = 24,114,992,485,660,728
  5. Step 5: Solve for x
    x = 24,114,992,485,660,728/70,919,017
  6. Step 6: Final answer
    x = 340,035,628.04

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.