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Finding the Third Proportional to 87,836,539 and 190,793,828

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Solution

The third proportional to 87,836,539 and 190,793,828 is: 414,432,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,836,539 : 190,793,828 = 190,793,828 : x
  2. Step 2: Convert to fraction form
    87,836,539/190,793,828 = 190,793,828/x
  3. Step 3: Cross multiply
    87,836,539x = 190,793,828 × 190,793,828
  4. Step 4: Simplify right side
    87,836,539x = 36,402,284,802,893,584
  5. Step 5: Solve for x
    x = 36,402,284,802,893,584/87,836,539
  6. Step 6: Final answer
    x = 414,432,139.71

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.