Home / 576,010,922.16-794,897,180.28-311,692,917.96

Finding the Fourth Proportional to 576,010,922.16, 794,897,180.28 and 311,692,917.96

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Solution

The fourth proportional to 576,010,922.16, 794,897,180.28 and 311,692,917.96 is: 430,137,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,010,922.16 : 794,897,180.28 = 311,692,917.96 : x
  2. Step 2: Convert to fraction form
    576,010,922.16/794,897,180.28 = 311,692,917.96/x
  3. Step 3: Cross multiply
    576,010,922.16x = 794,897,180.28 × 311,692,917.96
  4. Step 4: Simplify right side
    576,010,922.16x = 247,763,821,599,649,344
  5. Step 5: Solve for x
    x = 247,763,821,599,649,344/576,010,922.16
  6. Step 6: Final answer
    x = 430,137,367.31

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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.