Home / 475,933,241.43-656,331,432.80-306,214,257.33

Finding the Fourth Proportional to 475,933,241.43, 656,331,432.80 and 306,214,257.33

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Solution

The fourth proportional to 475,933,241.43, 656,331,432.80 and 306,214,257.33 is: 422,282,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,933,241.43 : 656,331,432.80 = 306,214,257.33 : x
  2. Step 2: Convert to fraction form
    475,933,241.43/656,331,432.80 = 306,214,257.33/x
  3. Step 3: Cross multiply
    475,933,241.43x = 656,331,432.80 × 306,214,257.33
  4. Step 4: Simplify right side
    475,933,241.43x = 200,978,042,255,655,712
  5. Step 5: Solve for x
    x = 200,978,042,255,655,712/475,933,241.43
  6. Step 6: Final answer
    x = 422,282,002.52

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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.