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Finding the Third Proportional to 21,548,787,686 and 50,347,691,249

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Solution

The third proportional to 21,548,787,686 and 50,347,691,249 is: 117,634,924,574.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,787,686 : 50,347,691,249 = 50,347,691,249 : x
  2. Step 2: Convert to fraction form
    21,548,787,686/50,347,691,249 = 50,347,691,249/x
  3. Step 3: Cross multiply
    21,548,787,686x = 50,347,691,249 × 50,347,691,249
  4. Step 4: Simplify right side
    21,548,787,686x = 2,534,890,014,104,631,115,776
  5. Step 5: Solve for x
    x = 2,534,890,014,104,631,115,776/21,548,787,686
  6. Step 6: Final answer
    x = 117,634,924,574.04

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.