Home / 259,976,619.30-389,964,905.27-114,410,180.64

Finding the Fourth Proportional to 259,976,619.30, 389,964,905.27 and 114,410,180.64

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Solution

The fourth proportional to 259,976,619.30, 389,964,905.27 and 114,410,180.64 is: 171,615,260.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,976,619.30 : 389,964,905.27 = 114,410,180.64 : x
  2. Step 2: Convert to fraction form
    259,976,619.30/389,964,905.27 = 114,410,180.64/x
  3. Step 3: Cross multiply
    259,976,619.30x = 389,964,905.27 × 114,410,180.64
  4. Step 4: Simplify right side
    259,976,619.30x = 44,615,955,256,520,544
  5. Step 5: Solve for x
    x = 44,615,955,256,520,544/259,976,619.30
  6. Step 6: Final answer
    x = 171,615,260.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.