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Finding the Third Proportional to 172,710,608.33 and 246,978,070.06

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Solution

The third proportional to 172,710,608.33 and 246,978,070.06 is: 353,181,357.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,710,608.33 : 246,978,070.06 = 246,978,070.06 : x
  2. Step 2: Convert to fraction form
    172,710,608.33/246,978,070.06 = 246,978,070.06/x
  3. Step 3: Cross multiply
    172,710,608.33x = 246,978,070.06 × 246,978,070.06
  4. Step 4: Simplify right side
    172,710,608.33x = 60,998,167,091,555,112
  5. Step 5: Solve for x
    x = 60,998,167,091,555,112/172,710,608.33
  6. Step 6: Final answer
    x = 353,181,357.43

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.