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Finding the Third Proportional to 75,866,758 and 108,411,980

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Solution

The third proportional to 75,866,758 and 108,411,980 is: 154,918,408.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,866,758 : 108,411,980 = 108,411,980 : x
  2. Step 2: Convert to fraction form
    75,866,758/108,411,980 = 108,411,980/x
  3. Step 3: Cross multiply
    75,866,758x = 108,411,980 × 108,411,980
  4. Step 4: Simplify right side
    75,866,758x = 11,753,157,407,520,400
  5. Step 5: Solve for x
    x = 11,753,157,407,520,400/75,866,758
  6. Step 6: Final answer
    x = 154,918,408.50

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.