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Finding the Third Proportional to 30,166,157 and 63,951,979

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Solution

The third proportional to 30,166,157 and 63,951,979 is: 135,577,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,157 : 63,951,979 = 63,951,979 : x
  2. Step 2: Convert to fraction form
    30,166,157/63,951,979 = 63,951,979/x
  3. Step 3: Cross multiply
    30,166,157x = 63,951,979 × 63,951,979
  4. Step 4: Simplify right side
    30,166,157x = 4,089,855,618,016,441
  5. Step 5: Solve for x
    x = 4,089,855,618,016,441/30,166,157
  6. Step 6: Final answer
    x = 135,577,614.94

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.