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Finding the Third Proportional to 3,273,122,911.50 and 7,179,939,279

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Solution

The third proportional to 3,273,122,911.50 and 7,179,939,279 is: 15,749,951,787.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273,122,911.50 : 7,179,939,279 = 7,179,939,279 : x
  2. Step 2: Convert to fraction form
    3,273,122,911.50/7,179,939,279 = 7,179,939,279/x
  3. Step 3: Cross multiply
    3,273,122,911.50x = 7,179,939,279 × 7,179,939,279
  4. Step 4: Simplify right side
    3,273,122,911.50x = 51,551,528,050,127,036,416
  5. Step 5: Solve for x
    x = 51,551,528,050,127,036,416/3,273,122,911.50
  6. Step 6: Final answer
    x = 15,749,951,787.33

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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.