Home / 479,507,440.44-718,969,900.74-188,025,363.48

Finding the Fourth Proportional to 479,507,440.44, 718,969,900.74 and 188,025,363.48

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Solution

The fourth proportional to 479,507,440.44, 718,969,900.74 and 188,025,363.48 is: 281,923,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,507,440.44 : 718,969,900.74 = 188,025,363.48 : x
  2. Step 2: Convert to fraction form
    479,507,440.44/718,969,900.74 = 188,025,363.48/x
  3. Step 3: Cross multiply
    479,507,440.44x = 718,969,900.74 × 188,025,363.48
  4. Step 4: Simplify right side
    479,507,440.44x = 135,184,576,917,818,016
  5. Step 5: Solve for x
    x = 135,184,576,917,818,016/479,507,440.44
  6. Step 6: Final answer
    x = 281,923,835.83

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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.