Home / 836,825,402.03-1,255,419,690.23-254,544,513.95

Finding the Fourth Proportional to 836,825,402.03, 1,255,419,690.23 and 254,544,513.95

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Solution

The fourth proportional to 836,825,402.03, 1,255,419,690.23 and 254,544,513.95 is: 381,872,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,825,402.03 : 1,255,419,690.23 = 254,544,513.95 : x
  2. Step 2: Convert to fraction form
    836,825,402.03/1,255,419,690.23 = 254,544,513.95/x
  3. Step 3: Cross multiply
    836,825,402.03x = 1,255,419,690.23 × 254,544,513.95
  4. Step 4: Simplify right side
    836,825,402.03x = 319,560,194,856,629,824
  5. Step 5: Solve for x
    x = 319,560,194,856,629,824/836,825,402.03
  6. Step 6: Final answer
    x = 381,872,005.90

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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.