Home / 417,049,778.44-575,532,662.34-231,428,065.96

Finding the Fourth Proportional to 417,049,778.44, 575,532,662.34 and 231,428,065.96

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Solution

The fourth proportional to 417,049,778.44, 575,532,662.34 and 231,428,065.96 is: 319,372,932.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,049,778.44 : 575,532,662.34 = 231,428,065.96 : x
  2. Step 2: Convert to fraction form
    417,049,778.44/575,532,662.34 = 231,428,065.96/x
  3. Step 3: Cross multiply
    417,049,778.44x = 575,532,662.34 × 231,428,065.96
  4. Step 4: Simplify right side
    417,049,778.44x = 133,194,410,942,155,936
  5. Step 5: Solve for x
    x = 133,194,410,942,155,936/417,049,778.44
  6. Step 6: Final answer
    x = 319,372,932.99

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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.