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Finding the Third Proportional to 8,848,669,891.50 and 18,959,481,712.13

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Solution

The third proportional to 8,848,669,891.50 and 18,959,481,712.13 is: 40,623,274,593.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848,669,891.50 : 18,959,481,712.13 = 18,959,481,712.13 : x
  2. Step 2: Convert to fraction form
    8,848,669,891.50/18,959,481,712.13 = 18,959,481,712.13/x
  3. Step 3: Cross multiply
    8,848,669,891.50x = 18,959,481,712.13 × 18,959,481,712.13
  4. Step 4: Simplify right side
    8,848,669,891.50x = 359,461,946,792,402,288,640
  5. Step 5: Solve for x
    x = 359,461,946,792,402,288,640/8,848,669,891.50
  6. Step 6: Final answer
    x = 40,623,274,593.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.