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Finding the Third Proportional to 40,886,720 and 87,446,518

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Solution

The third proportional to 40,886,720 and 87,446,518 is: 187,026,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,886,720 : 87,446,518 = 87,446,518 : x
  2. Step 2: Convert to fraction form
    40,886,720/87,446,518 = 87,446,518/x
  3. Step 3: Cross multiply
    40,886,720x = 87,446,518 × 87,446,518
  4. Step 4: Simplify right side
    40,886,720x = 7,646,893,510,324,324
  5. Step 5: Solve for x
    x = 7,646,893,510,324,324/40,886,720
  6. Step 6: Final answer
    x = 187,026,337.90

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.