Home / 416,216,638.30-574,414,232.79-230,635,866.46

Finding the Fourth Proportional to 416,216,638.30, 574,414,232.79 and 230,635,866.46

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Solution

The fourth proportional to 416,216,638.30, 574,414,232.79 and 230,635,866.46 is: 318,297,040.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,216,638.30 : 574,414,232.79 = 230,635,866.46 : x
  2. Step 2: Convert to fraction form
    416,216,638.30/574,414,232.79 = 230,635,866.46/x
  3. Step 3: Cross multiply
    416,216,638.30x = 574,414,232.79 × 230,635,866.46
  4. Step 4: Simplify right side
    416,216,638.30x = 132,480,524,286,477,792
  5. Step 5: Solve for x
    x = 132,480,524,286,477,792/416,216,638.30
  6. Step 6: Final answer
    x = 318,297,040.76

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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.