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Finding the Third Proportional to 5,369,409,672 and 10,891,921,406

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Solution

The third proportional to 5,369,409,672 and 10,891,921,406 is: 22,094,412,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369,409,672 : 10,891,921,406 = 10,891,921,406 : x
  2. Step 2: Convert to fraction form
    5,369,409,672/10,891,921,406 = 10,891,921,406/x
  3. Step 3: Cross multiply
    5,369,409,672x = 10,891,921,406 × 10,891,921,406
  4. Step 4: Simplify right side
    5,369,409,672x = 118,633,951,914,481,025,024
  5. Step 5: Solve for x
    x = 118,633,951,914,481,025,024/5,369,409,672
  6. Step 6: Final answer
    x = 22,094,412,451.54

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.