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Finding the Third Proportional to 127,375,438 and 190,863,138

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Solution

The third proportional to 127,375,438 and 190,863,138 is: 285,994,992.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,375,438 : 190,863,138 = 190,863,138 : x
  2. Step 2: Convert to fraction form
    127,375,438/190,863,138 = 190,863,138/x
  3. Step 3: Cross multiply
    127,375,438x = 190,863,138 × 190,863,138
  4. Step 4: Simplify right side
    127,375,438x = 36,428,737,447,207,040
  5. Step 5: Solve for x
    x = 36,428,737,447,207,040/127,375,438
  6. Step 6: Final answer
    x = 285,994,992.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.