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Finding the Third Proportional to 6,371,177,305.50 and 8,858,612,778

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Solution

The third proportional to 6,371,177,305.50 and 8,858,612,778 is: 12,317,192,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371,177,305.50 : 8,858,612,778 = 8,858,612,778 : x
  2. Step 2: Convert to fraction form
    6,371,177,305.50/8,858,612,778 = 8,858,612,778/x
  3. Step 3: Cross multiply
    6,371,177,305.50x = 8,858,612,778 × 8,858,612,778
  4. Step 4: Simplify right side
    6,371,177,305.50x = 78,475,020,350,544,871,424
  5. Step 5: Solve for x
    x = 78,475,020,350,544,871,424/6,371,177,305.50
  6. Step 6: Final answer
    x = 12,317,192,975.12

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.