Home / 422,891,251.73-634,959,571.85-236,510,357.28

Finding the Fourth Proportional to 422,891,251.73, 634,959,571.85 and 236,510,357.28

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Solution

The fourth proportional to 422,891,251.73, 634,959,571.85 and 236,510,357.28 is: 355,113,790.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,891,251.73 : 634,959,571.85 = 236,510,357.28 : x
  2. Step 2: Convert to fraction form
    422,891,251.73/634,959,571.85 = 236,510,357.28/x
  3. Step 3: Cross multiply
    422,891,251.73x = 634,959,571.85 × 236,510,357.28
  4. Step 4: Simplify right side
    422,891,251.73x = 150,174,515,195,416,800
  5. Step 5: Solve for x
    x = 150,174,515,195,416,800/422,891,251.73
  6. Step 6: Final answer
    x = 355,113,790.09

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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.