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Finding the Third Proportional to 69,753,739.25 and 108,869,014.75

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Solution

The third proportional to 69,753,739.25 and 108,869,014.75 is: 169,918,666.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,753,739.25 : 108,869,014.75 = 108,869,014.75 : x
  2. Step 2: Convert to fraction form
    69,753,739.25/108,869,014.75 = 108,869,014.75/x
  3. Step 3: Cross multiply
    69,753,739.25x = 108,869,014.75 × 108,869,014.75
  4. Step 4: Simplify right side
    69,753,739.25x = 11,852,462,372,635,718
  5. Step 5: Solve for x
    x = 11,852,462,372,635,718/69,753,739.25
  6. Step 6: Final answer
    x = 169,918,666.73

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.