Home / 308,945,598.26-426,456,800.73-204,557,299.83

Finding the Fourth Proportional to 308,945,598.26, 426,456,800.73 and 204,557,299.83

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Solution

The fourth proportional to 308,945,598.26, 426,456,800.73 and 204,557,299.83 is: 282,363,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,945,598.26 : 426,456,800.73 = 204,557,299.83 : x
  2. Step 2: Convert to fraction form
    308,945,598.26/426,456,800.73 = 204,557,299.83/x
  3. Step 3: Cross multiply
    308,945,598.26x = 426,456,800.73 × 204,557,299.83
  4. Step 4: Simplify right side
    308,945,598.26x = 87,234,851,651,469,184
  5. Step 5: Solve for x
    x = 87,234,851,651,469,184/308,945,598.26
  6. Step 6: Final answer
    x = 282,363,147.89

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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.