Home / 331,924,256.98-458,115,432.58-197,970,759.86

Finding the Fourth Proportional to 331,924,256.98, 458,115,432.58 and 197,970,759.86

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Solution

The fourth proportional to 331,924,256.98, 458,115,432.58 and 197,970,759.86 is: 273,235,409.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,924,256.98 : 458,115,432.58 = 197,970,759.86 : x
  2. Step 2: Convert to fraction form
    331,924,256.98/458,115,432.58 = 197,970,759.86/x
  3. Step 3: Cross multiply
    331,924,256.98x = 458,115,432.58 × 197,970,759.86
  4. Step 4: Simplify right side
    331,924,256.98x = 90,693,460,289,410,096
  5. Step 5: Solve for x
    x = 90,693,460,289,410,096/331,924,256.98
  6. Step 6: Final answer
    x = 273,235,409.53

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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.