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Finding the Third Proportional to 103,432,318 and 154,251,529

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Solution

The third proportional to 103,432,318 and 154,251,529 is: 230,039,649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,432,318 : 154,251,529 = 154,251,529 : x
  2. Step 2: Convert to fraction form
    103,432,318/154,251,529 = 154,251,529/x
  3. Step 3: Cross multiply
    103,432,318x = 154,251,529 × 154,251,529
  4. Step 4: Simplify right side
    103,432,318x = 23,793,534,198,837,840
  5. Step 5: Solve for x
    x = 23,793,534,198,837,840/103,432,318
  6. Step 6: Final answer
    x = 230,039,649.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.