Home / 416,216,655.80-574,414,257.03-230,635,883.96

Finding the Fourth Proportional to 416,216,655.80, 574,414,257.03 and 230,635,883.96

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Solution

The fourth proportional to 416,216,655.80, 574,414,257.03 and 230,635,883.96 is: 318,297,064.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,216,655.80 : 574,414,257.03 = 230,635,883.96 : x
  2. Step 2: Convert to fraction form
    416,216,655.80/574,414,257.03 = 230,635,883.96/x
  3. Step 3: Cross multiply
    416,216,655.80x = 574,414,257.03 × 230,635,883.96
  4. Step 4: Simplify right side
    416,216,655.80x = 132,480,539,929,340,688
  5. Step 5: Solve for x
    x = 132,480,539,929,340,688/416,216,655.80
  6. Step 6: Final answer
    x = 318,297,064.96

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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.