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Finding the Third Proportional to 83,515,222 and 127,768,883

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Solution

The third proportional to 83,515,222 and 127,768,883 is: 195,471,999.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,515,222 : 127,768,883 = 127,768,883 : x
  2. Step 2: Convert to fraction form
    83,515,222/127,768,883 = 127,768,883/x
  3. Step 3: Cross multiply
    83,515,222x = 127,768,883 × 127,768,883
  4. Step 4: Simplify right side
    83,515,222x = 16,324,887,463,067,688
  5. Step 5: Solve for x
    x = 16,324,887,463,067,688/83,515,222
  6. Step 6: Final answer
    x = 195,471,999.86

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.