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Finding the Third Proportional to 3,954,263,250 and 8,520,906,660

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Solution

The third proportional to 3,954,263,250 and 8,520,906,660 is: 18,361,410,386.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954,263,250 : 8,520,906,660 = 8,520,906,660 : x
  2. Step 2: Convert to fraction form
    3,954,263,250/8,520,906,660 = 8,520,906,660/x
  3. Step 3: Cross multiply
    3,954,263,250x = 8,520,906,660 × 8,520,906,660
  4. Step 4: Simplify right side
    3,954,263,250x = 72,605,850,308,432,355,328
  5. Step 5: Solve for x
    x = 72,605,850,308,432,355,328/3,954,263,250
  6. Step 6: Final answer
    x = 18,361,410,386.23

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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.