Home / 426,738,309.44-588,900,671.52-231,168,021.44

Finding the Fourth Proportional to 426,738,309.44, 588,900,671.52 and 231,168,021.44

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Solution

The fourth proportional to 426,738,309.44, 588,900,671.52 and 231,168,021.44 is: 319,012,847.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,738,309.44 : 588,900,671.52 = 231,168,021.44 : x
  2. Step 2: Convert to fraction form
    426,738,309.44/588,900,671.52 = 231,168,021.44/x
  3. Step 3: Cross multiply
    426,738,309.44x = 588,900,671.52 × 231,168,021.44
  4. Step 4: Simplify right side
    426,738,309.44x = 136,135,003,059,965,744
  5. Step 5: Solve for x
    x = 136,135,003,059,965,744/426,738,309.44
  6. Step 6: Final answer
    x = 319,012,847.10

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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.