Home / 496,082,030.82-743,622,824.25-311,981,078.76

Finding the Fourth Proportional to 496,082,030.82, 743,622,824.25 and 311,981,078.76

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Solution

The fourth proportional to 496,082,030.82, 743,622,824.25 and 311,981,078.76 is: 467,657,033.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,082,030.82 : 743,622,824.25 = 311,981,078.76 : x
  2. Step 2: Convert to fraction form
    496,082,030.82/743,622,824.25 = 311,981,078.76/x
  3. Step 3: Cross multiply
    496,082,030.82x = 743,622,824.25 × 311,981,078.76
  4. Step 4: Simplify right side
    496,082,030.82x = 231,996,250,900,072,896
  5. Step 5: Solve for x
    x = 231,996,250,900,072,896/496,082,030.82
  6. Step 6: Final answer
    x = 467,657,033.49

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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.