Home / 327,477,608.43-451,958,728.23-186,383,135.76

Finding the Fourth Proportional to 327,477,608.43, 451,958,728.23 and 186,383,135.76

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Solution

The fourth proportional to 327,477,608.43, 451,958,728.23 and 186,383,135.76 is: 257,231,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,477,608.43 : 451,958,728.23 = 186,383,135.76 : x
  2. Step 2: Convert to fraction form
    327,477,608.43/451,958,728.23 = 186,383,135.76/x
  3. Step 3: Cross multiply
    327,477,608.43x = 451,958,728.23 × 186,383,135.76
  4. Step 4: Simplify right side
    327,477,608.43x = 84,237,485,001,609,040
  5. Step 5: Solve for x
    x = 84,237,485,001,609,040/327,477,608.43
  6. Step 6: Final answer
    x = 257,231,281.87

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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.