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Finding the Third Proportional to 67,618,103 and 107,157,171

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Solution

The third proportional to 67,618,103 and 107,157,171 is: 169,816,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,618,103 : 107,157,171 = 107,157,171 : x
  2. Step 2: Convert to fraction form
    67,618,103/107,157,171 = 107,157,171/x
  3. Step 3: Cross multiply
    67,618,103x = 107,157,171 × 107,157,171
  4. Step 4: Simplify right side
    67,618,103x = 11,482,659,296,723,240
  5. Step 5: Solve for x
    x = 11,482,659,296,723,240/67,618,103
  6. Step 6: Final answer
    x = 169,816,347.80

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.