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Finding the Third Proportional to 79,442,226 and 171,057,764.25

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Solution

The third proportional to 79,442,226 and 171,057,764.25 is: 368,327,527.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,442,226 : 171,057,764.25 = 171,057,764.25 : x
  2. Step 2: Convert to fraction form
    79,442,226/171,057,764.25 = 171,057,764.25/x
  3. Step 3: Cross multiply
    79,442,226x = 171,057,764.25 × 171,057,764.25
  4. Step 4: Simplify right side
    79,442,226x = 29,260,758,710,208,580
  5. Step 5: Solve for x
    x = 29,260,758,710,208,580/79,442,226
  6. Step 6: Final answer
    x = 368,327,527.86

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.