Home / 298,096,218.38-447,144,327.56-82,685,466.38

Finding the Fourth Proportional to 298,096,218.38, 447,144,327.56 and 82,685,466.38

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Solution

The fourth proportional to 298,096,218.38, 447,144,327.56 and 82,685,466.38 is: 124,028,199.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,096,218.38 : 447,144,327.56 = 82,685,466.38 : x
  2. Step 2: Convert to fraction form
    298,096,218.38/447,144,327.56 = 82,685,466.38/x
  3. Step 3: Cross multiply
    298,096,218.38x = 447,144,327.56 × 82,685,466.38
  4. Step 4: Simplify right side
    298,096,218.38x = 36,972,337,261,441,080
  5. Step 5: Solve for x
    x = 36,972,337,261,441,080/298,096,218.38
  6. Step 6: Final answer
    x = 124,028,199.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.