Home / 836,825,481.40-1,255,419,808.86-254,544,593.26

Finding the Fourth Proportional to 836,825,481.40, 1,255,419,808.86 and 254,544,593.26

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Solution

The fourth proportional to 836,825,481.40, 1,255,419,808.86 and 254,544,593.26 is: 381,872,124.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,825,481.40 : 1,255,419,808.86 = 254,544,593.26 : x
  2. Step 2: Convert to fraction form
    836,825,481.40/1,255,419,808.86 = 254,544,593.26/x
  3. Step 3: Cross multiply
    836,825,481.40x = 1,255,419,808.86 × 254,544,593.26
  4. Step 4: Simplify right side
    836,825,481.40x = 319,560,324,616,815,616
  5. Step 5: Solve for x
    x = 319,560,324,616,815,616/836,825,481.40
  6. Step 6: Final answer
    x = 381,872,124.74

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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.