Home / 441,573,647.97-609,375,664.52-243,342,255.43

Finding the Fourth Proportional to 441,573,647.97, 609,375,664.52 and 243,342,255.43

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Solution

The fourth proportional to 441,573,647.97, 609,375,664.52 and 243,342,255.43 is: 335,814,533.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,573,647.97 : 609,375,664.52 = 243,342,255.43 : x
  2. Step 2: Convert to fraction form
    441,573,647.97/609,375,664.52 = 243,342,255.43/x
  3. Step 3: Cross multiply
    441,573,647.97x = 609,375,664.52 × 243,342,255.43
  4. Step 4: Simplify right side
    441,573,647.97x = 148,286,848,608,451,840
  5. Step 5: Solve for x
    x = 148,286,848,608,451,840/441,573,647.97
  6. Step 6: Final answer
    x = 335,814,533.52

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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.