Home / 268,037,113.86-400,821,419.82-254,961,672.36

Finding the Fourth Proportional to 268,037,113.86, 400,821,419.82 and 254,961,672.36

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Solution

The fourth proportional to 268,037,113.86, 400,821,419.82 and 254,961,672.36 is: 381,268,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,037,113.86 : 400,821,419.82 = 254,961,672.36 : x
  2. Step 2: Convert to fraction form
    268,037,113.86/400,821,419.82 = 254,961,672.36/x
  3. Step 3: Cross multiply
    268,037,113.86x = 400,821,419.82 × 254,961,672.36
  4. Step 4: Simplify right side
    268,037,113.86x = 102,194,099,514,288,592
  5. Step 5: Solve for x
    x = 102,194,099,514,288,592/268,037,113.86
  6. Step 6: Final answer
    x = 381,268,467.04

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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.