Home / 482,007,039-665,123,234.82-270,322,463.40

Finding the Fourth Proportional to 482,007,039, 665,123,234.82 and 270,322,463.40

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Solution

The fourth proportional to 482,007,039, 665,123,234.82 and 270,322,463.40 is: 373,018,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,007,039 : 665,123,234.82 = 270,322,463.40 : x
  2. Step 2: Convert to fraction form
    482,007,039/665,123,234.82 = 270,322,463.40/x
  3. Step 3: Cross multiply
    482,007,039x = 665,123,234.82 × 270,322,463.40
  4. Step 4: Simplify right side
    482,007,039x = 179,797,751,301,119,040
  5. Step 5: Solve for x
    x = 179,797,751,301,119,040/482,007,039
  6. Step 6: Final answer
    x = 373,018,932.82

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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.