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Finding the Third Proportional to 511,538,571 and 1,109,103,394.50

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Solution

The third proportional to 511,538,571 and 1,109,103,394.50 is: 2,404,726,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,538,571 : 1,109,103,394.50 = 1,109,103,394.50 : x
  2. Step 2: Convert to fraction form
    511,538,571/1,109,103,394.50 = 1,109,103,394.50/x
  3. Step 3: Cross multiply
    511,538,571x = 1,109,103,394.50 × 1,109,103,394.50
  4. Step 4: Simplify right side
    511,538,571x = 1,230,110,339,691,422,720
  5. Step 5: Solve for x
    x = 1,230,110,339,691,422,720/511,538,571
  6. Step 6: Final answer
    x = 2,404,726,465.27

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.