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Finding the Third Proportional to 166,538,594 and 360,878,182

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Solution

The third proportional to 166,538,594 and 360,878,182 is: 781,999,289.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,538,594 : 360,878,182 = 360,878,182 : x
  2. Step 2: Convert to fraction form
    166,538,594/360,878,182 = 360,878,182/x
  3. Step 3: Cross multiply
    166,538,594x = 360,878,182 × 360,878,182
  4. Step 4: Simplify right side
    166,538,594x = 130,233,062,243,625,120
  5. Step 5: Solve for x
    x = 130,233,062,243,625,120/166,538,594
  6. Step 6: Final answer
    x = 781,999,289.87

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.