Home / 229,733,609.76-317,033,367.12-125,313,956.64

Finding the Fourth Proportional to 229,733,609.76, 317,033,367.12 and 125,313,956.64

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Solution

The fourth proportional to 229,733,609.76, 317,033,367.12 and 125,313,956.64 is: 172,933,797.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,733,609.76 : 317,033,367.12 = 125,313,956.64 : x
  2. Step 2: Convert to fraction form
    229,733,609.76/317,033,367.12 = 125,313,956.64/x
  3. Step 3: Cross multiply
    229,733,609.76x = 317,033,367.12 × 125,313,956.64
  4. Step 4: Simplify right side
    229,733,609.76x = 39,728,705,620,708,880
  5. Step 5: Solve for x
    x = 39,728,705,620,708,880/229,733,609.76
  6. Step 6: Final answer
    x = 172,933,797.81

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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.