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Finding the Third Proportional to 25,890,013 and 55,815,012

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Solution

The third proportional to 25,890,013 and 55,815,012 is: 120,328,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,890,013 : 55,815,012 = 55,815,012 : x
  2. Step 2: Convert to fraction form
    25,890,013/55,815,012 = 55,815,012/x
  3. Step 3: Cross multiply
    25,890,013x = 55,815,012 × 55,815,012
  4. Step 4: Simplify right side
    25,890,013x = 3,115,315,564,560,144
  5. Step 5: Solve for x
    x = 3,115,315,564,560,144/25,890,013
  6. Step 6: Final answer
    x = 120,328,852.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.