Home / 259,976,642.64-389,964,940.31-114,410,204.06

Finding the Fourth Proportional to 259,976,642.64, 389,964,940.31 and 114,410,204.06

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Solution

The fourth proportional to 259,976,642.64, 389,964,940.31 and 114,410,204.06 is: 171,615,295.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,976,642.64 : 389,964,940.31 = 114,410,204.06 : x
  2. Step 2: Convert to fraction form
    259,976,642.64/389,964,940.31 = 114,410,204.06/x
  3. Step 3: Cross multiply
    259,976,642.64x = 389,964,940.31 × 114,410,204.06
  4. Step 4: Simplify right side
    259,976,642.64x = 44,615,968,394,590,944
  5. Step 5: Solve for x
    x = 44,615,968,394,590,944/259,976,642.64
  6. Step 6: Final answer
    x = 171,615,295.67

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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.