Home / 120,743,755.50-188,290,086.75

Finding the Third Proportional to 120,743,755.50 and 188,290,086.75

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Solution

The third proportional to 120,743,755.50 and 188,290,086.75 is: 293,623,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,743,755.50 : 188,290,086.75 = 188,290,086.75 : x
  2. Step 2: Convert to fraction form
    120,743,755.50/188,290,086.75 = 188,290,086.75/x
  3. Step 3: Cross multiply
    120,743,755.50x = 188,290,086.75 × 188,290,086.75
  4. Step 4: Simplify right side
    120,743,755.50x = 35,453,156,768,322,524
  5. Step 5: Solve for x
    x = 35,453,156,768,322,524/120,743,755.50
  6. Step 6: Final answer
    x = 293,623,108.06

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.