Home / 120,540,222.75-261,629,496.75

Finding the Third Proportional to 120,540,222.75 and 261,629,496.75

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Solution

The third proportional to 120,540,222.75 and 261,629,496.75 is: 567,860,188.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,540,222.75 : 261,629,496.75 = 261,629,496.75 : x
  2. Step 2: Convert to fraction form
    120,540,222.75/261,629,496.75 = 261,629,496.75/x
  3. Step 3: Cross multiply
    120,540,222.75x = 261,629,496.75 × 261,629,496.75
  4. Step 4: Simplify right side
    120,540,222.75x = 68,449,993,569,658,264
  5. Step 5: Solve for x
    x = 68,449,993,569,658,264/120,540,222.75
  6. Step 6: Final answer
    x = 567,860,188.14

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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.