Home / 298,096,219.88-447,144,329.81-82,685,467.88

Finding the Fourth Proportional to 298,096,219.88, 447,144,329.81 and 82,685,467.88

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Solution

The fourth proportional to 298,096,219.88, 447,144,329.81 and 82,685,467.88 is: 124,028,201.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,096,219.88 : 447,144,329.81 = 82,685,467.88 : x
  2. Step 2: Convert to fraction form
    298,096,219.88/447,144,329.81 = 82,685,467.88/x
  3. Step 3: Cross multiply
    298,096,219.88x = 447,144,329.81 × 82,685,467.88
  4. Step 4: Simplify right side
    298,096,219.88x = 36,972,338,118,199,872
  5. Step 5: Solve for x
    x = 36,972,338,118,199,872/298,096,219.88
  6. Step 6: Final answer
    x = 124,028,201.81

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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.