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Finding the Third Proportional to 3,273,122,920 and 7,179,939,294

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Solution

The third proportional to 3,273,122,920 and 7,179,939,294 is: 15,749,951,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,273,122,920 : 7,179,939,294 = 7,179,939,294 : x
  2. Step 2: Convert to fraction form
    3,273,122,920/7,179,939,294 = 7,179,939,294/x
  3. Step 3: Cross multiply
    3,273,122,920x = 7,179,939,294 × 7,179,939,294
  4. Step 4: Simplify right side
    3,273,122,920x = 51,551,528,265,525,215,232
  5. Step 5: Solve for x
    x = 51,551,528,265,525,215,232/3,273,122,920
  6. Step 6: Final answer
    x = 15,749,951,812.24

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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.