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Finding the Third Proportional to 36,857,884 and 79,980,888

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Solution

The third proportional to 36,857,884 and 79,980,888 is: 173,556,963.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,857,884 : 79,980,888 = 79,980,888 : x
  2. Step 2: Convert to fraction form
    36,857,884/79,980,888 = 79,980,888/x
  3. Step 3: Cross multiply
    36,857,884x = 79,980,888 × 79,980,888
  4. Step 4: Simplify right side
    36,857,884x = 6,396,942,445,268,544
  5. Step 5: Solve for x
    x = 6,396,942,445,268,544/36,857,884
  6. Step 6: Final answer
    x = 173,556,963.97

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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.