Home / 481,491,043.78-664,661,042.78-325,070,024.08

Finding the Fourth Proportional to 481,491,043.78, 664,661,042.78 and 325,070,024.08

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Solution

The fourth proportional to 481,491,043.78, 664,661,042.78 and 325,070,024.08 is: 448,733,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,491,043.78 : 664,661,042.78 = 325,070,024.08 : x
  2. Step 2: Convert to fraction form
    481,491,043.78/664,661,042.78 = 325,070,024.08/x
  3. Step 3: Cross multiply
    481,491,043.78x = 664,661,042.78 × 325,070,024.08
  4. Step 4: Simplify right side
    481,491,043.78x = 216,061,381,181,532,480
  5. Step 5: Solve for x
    x = 216,061,381,181,532,480/481,491,043.78
  6. Step 6: Final answer
    x = 448,733,956.68

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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.