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Finding the Third Proportional to 40,408,930 and 88,641,236

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Solution

The third proportional to 40,408,930 and 88,641,236 is: 194,443,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,408,930 : 88,641,236 = 88,641,236 : x
  2. Step 2: Convert to fraction form
    40,408,930/88,641,236 = 88,641,236/x
  3. Step 3: Cross multiply
    40,408,930x = 88,641,236 × 88,641,236
  4. Step 4: Simplify right side
    40,408,930x = 7,857,268,719,607,696
  5. Step 5: Solve for x
    x = 7,857,268,719,607,696/40,408,930
  6. Step 6: Final answer
    x = 194,443,869.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.