Home / 330,970,448.82-496,283,315.76-123,538,299.33

Finding the Fourth Proportional to 330,970,448.82, 496,283,315.76 and 123,538,299.33

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Solution

The fourth proportional to 330,970,448.82, 496,283,315.76 and 123,538,299.33 is: 185,243,114.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,970,448.82 : 496,283,315.76 = 123,538,299.33 : x
  2. Step 2: Convert to fraction form
    330,970,448.82/496,283,315.76 = 123,538,299.33/x
  3. Step 3: Cross multiply
    330,970,448.82x = 496,283,315.76 × 123,538,299.33
  4. Step 4: Simplify right side
    330,970,448.82x = 61,309,996,814,843,784
  5. Step 5: Solve for x
    x = 61,309,996,814,843,784/330,970,448.82
  6. Step 6: Final answer
    x = 185,243,114.71

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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.