Home / 238,822,192.42-329,588,189.86-143,481,863.22

Finding the Fourth Proportional to 238,822,192.42, 329,588,189.86 and 143,481,863.22

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Solution

The fourth proportional to 238,822,192.42, 329,588,189.86 and 143,481,863.22 is: 198,013,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,822,192.42 : 329,588,189.86 = 143,481,863.22 : x
  2. Step 2: Convert to fraction form
    238,822,192.42/329,588,189.86 = 143,481,863.22/x
  3. Step 3: Cross multiply
    238,822,192.42x = 329,588,189.86 × 143,481,863.22
  4. Step 4: Simplify right side
    238,822,192.42x = 47,289,927,576,419,912
  5. Step 5: Solve for x
    x = 47,289,927,576,419,912/238,822,192.42
  6. Step 6: Final answer
    x = 198,013,120.54

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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.