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Finding the Third Proportional to 27,971,954 and 43,200,123

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Solution

The third proportional to 27,971,954 and 43,200,123 is: 66,718,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,971,954 : 43,200,123 = 43,200,123 : x
  2. Step 2: Convert to fraction form
    27,971,954/43,200,123 = 43,200,123/x
  3. Step 3: Cross multiply
    27,971,954x = 43,200,123 × 43,200,123
  4. Step 4: Simplify right side
    27,971,954x = 1,866,250,627,215,129
  5. Step 5: Solve for x
    x = 1,866,250,627,215,129/27,971,954
  6. Step 6: Final answer
    x = 66,718,636.36

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.