Home / 255,995,682.32-352,940,515.80-163,142,310.80

Finding the Fourth Proportional to 255,995,682.32, 352,940,515.80 and 163,142,310.80

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Solution

The fourth proportional to 255,995,682.32, 352,940,515.80 and 163,142,310.80 is: 224,923,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,995,682.32 : 352,940,515.80 = 163,142,310.80 : x
  2. Step 2: Convert to fraction form
    255,995,682.32/352,940,515.80 = 163,142,310.80/x
  3. Step 3: Cross multiply
    255,995,682.32x = 352,940,515.80 × 163,142,310.80
  4. Step 4: Simplify right side
    255,995,682.32x = 57,579,531,322,555,920
  5. Step 5: Solve for x
    x = 57,579,531,322,555,920/255,995,682.32
  6. Step 6: Final answer
    x = 224,923,837.78

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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.