Home / 227,348,527.74-313,728,086.63-128,223,350.52

Finding the Fourth Proportional to 227,348,527.74, 313,728,086.63 and 128,223,350.52

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Solution

The fourth proportional to 227,348,527.74, 313,728,086.63 and 128,223,350.52 is: 176,940,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,348,527.74 : 313,728,086.63 = 128,223,350.52 : x
  2. Step 2: Convert to fraction form
    227,348,527.74/313,728,086.63 = 128,223,350.52/x
  3. Step 3: Cross multiply
    227,348,527.74x = 313,728,086.63 × 128,223,350.52
  4. Step 4: Simplify right side
    227,348,527.74x = 40,227,266,419,286,296
  5. Step 5: Solve for x
    x = 40,227,266,419,286,296/227,348,527.74
  6. Step 6: Final answer
    x = 176,940,958.53

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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.