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Finding the Third Proportional to 251,923,589,919 and 555,197,230,777

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Solution

The third proportional to 251,923,589,919 and 555,197,230,777 is: 1,223,561,339,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,923,589,919 : 555,197,230,777 = 555,197,230,777 : x
  2. Step 2: Convert to fraction form
    251,923,589,919/555,197,230,777 = 555,197,230,777/x
  3. Step 3: Cross multiply
    251,923,589,919x = 555,197,230,777 × 555,197,230,777
  4. Step 4: Simplify right side
    251,923,589,919x = 308,243,965,062,449,417,158,656
  5. Step 5: Solve for x
    x = 308,243,965,062,449,417,158,656/251,923,589,919
  6. Step 6: Final answer
    x = 1,223,561,339,220.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.