Home / 511,682,610.20-706,122,002.52-276,733,269.45

Finding the Fourth Proportional to 511,682,610.20, 706,122,002.52 and 276,733,269.45

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Solution

The fourth proportional to 511,682,610.20, 706,122,002.52 and 276,733,269.45 is: 381,891,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,682,610.20 : 706,122,002.52 = 276,733,269.45 : x
  2. Step 2: Convert to fraction form
    511,682,610.20/706,122,002.52 = 276,733,269.45/x
  3. Step 3: Cross multiply
    511,682,610.20x = 706,122,002.52 × 276,733,269.45
  4. Step 4: Simplify right side
    511,682,610.20x = 195,407,450,387,940,736
  5. Step 5: Solve for x
    x = 195,407,450,387,940,736/511,682,610.20
  6. Step 6: Final answer
    x = 381,891,912.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.