Home / 240,768,524.81-332,268,742.89-229,736,121.23

Finding the Fourth Proportional to 240,768,524.81, 332,268,742.89 and 229,736,121.23

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Solution

The fourth proportional to 240,768,524.81, 332,268,742.89 and 229,736,121.23 is: 317,043,651.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,768,524.81 : 332,268,742.89 = 229,736,121.23 : x
  2. Step 2: Convert to fraction form
    240,768,524.81/332,268,742.89 = 229,736,121.23/x
  3. Step 3: Cross multiply
    240,768,524.81x = 332,268,742.89 × 229,736,121.23
  4. Step 4: Simplify right side
    240,768,524.81x = 76,334,132,195,855,392
  5. Step 5: Solve for x
    x = 76,334,132,195,855,392/240,768,524.81
  6. Step 6: Final answer
    x = 317,043,651.19

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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.