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Finding the Third Proportional to 9,489,682,936 and 20,407,530,522

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Solution

The third proportional to 9,489,682,936 and 20,407,530,522 is: 43,886,324,212.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,682,936 : 20,407,530,522 = 20,407,530,522 : x
  2. Step 2: Convert to fraction form
    9,489,682,936/20,407,530,522 = 20,407,530,522/x
  3. Step 3: Cross multiply
    9,489,682,936x = 20,407,530,522 × 20,407,530,522
  4. Step 4: Simplify right side
    9,489,682,936x = 416,467,302,006,361,620,480
  5. Step 5: Solve for x
    x = 416,467,302,006,361,620,480/9,489,682,936
  6. Step 6: Final answer
    x = 43,886,324,212.84

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.