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Finding the Third Proportional to 75,786,654 and 166,689,852

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Solution

The third proportional to 75,786,654 and 166,689,852 is: 366,627,965.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,786,654 : 166,689,852 = 166,689,852 : x
  2. Step 2: Convert to fraction form
    75,786,654/166,689,852 = 166,689,852/x
  3. Step 3: Cross multiply
    75,786,654x = 166,689,852 × 166,689,852
  4. Step 4: Simplify right side
    75,786,654x = 27,785,506,759,781,904
  5. Step 5: Solve for x
    x = 27,785,506,759,781,904/75,786,654
  6. Step 6: Final answer
    x = 366,627,965.39

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.