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Finding the Third Proportional to 30,166,155 and 63,951,975

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Solution

The third proportional to 30,166,155 and 63,951,975 is: 135,577,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,155 : 63,951,975 = 63,951,975 : x
  2. Step 2: Convert to fraction form
    30,166,155/63,951,975 = 63,951,975/x
  3. Step 3: Cross multiply
    30,166,155x = 63,951,975 × 63,951,975
  4. Step 4: Simplify right side
    30,166,155x = 4,089,855,106,400,625
  5. Step 5: Solve for x
    x = 4,089,855,106,400,625/30,166,155
  6. Step 6: Final answer
    x = 135,577,606.97

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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.