Home / 481,491,000.27-664,660,982.75-325,069,980.57

Finding the Fourth Proportional to 481,491,000.27, 664,660,982.75 and 325,069,980.57

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Solution

The fourth proportional to 481,491,000.27, 664,660,982.75 and 325,069,980.57 is: 448,733,896.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,491,000.27 : 664,660,982.75 = 325,069,980.57 : x
  2. Step 2: Convert to fraction form
    481,491,000.27/664,660,982.75 = 325,069,980.57/x
  3. Step 3: Cross multiply
    481,491,000.27x = 664,660,982.75 × 325,069,980.57
  4. Step 4: Simplify right side
    481,491,000.27x = 216,061,332,746,554,240
  5. Step 5: Solve for x
    x = 216,061,332,746,554,240/481,491,000.27
  6. Step 6: Final answer
    x = 448,733,896.64

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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.