Home / 766,040,401.96-1,149,222,003.54-248,430,481.96

Finding the Fourth Proportional to 766,040,401.96, 1,149,222,003.54 and 248,430,481.96

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Solution

The fourth proportional to 766,040,401.96, 1,149,222,003.54 and 248,430,481.96 is: 372,698,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,040,401.96 : 1,149,222,003.54 = 248,430,481.96 : x
  2. Step 2: Convert to fraction form
    766,040,401.96/1,149,222,003.54 = 248,430,481.96/x
  3. Step 3: Cross multiply
    766,040,401.96x = 1,149,222,003.54 × 248,430,481.96
  4. Step 4: Simplify right side
    766,040,401.96x = 285,501,776,218,479,040
  5. Step 5: Solve for x
    x = 285,501,776,218,479,040/766,040,401.96
  6. Step 6: Final answer
    x = 372,698,065.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.