Home / 263,532,231.30-394,909,912.08-146,786,876.22

Finding the Fourth Proportional to 263,532,231.30, 394,909,912.08 and 146,786,876.22

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Solution

The fourth proportional to 263,532,231.30, 394,909,912.08 and 146,786,876.22 is: 219,963,956.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,532,231.30 : 394,909,912.08 = 146,786,876.22 : x
  2. Step 2: Convert to fraction form
    263,532,231.30/394,909,912.08 = 146,786,876.22/x
  3. Step 3: Cross multiply
    263,532,231.30x = 394,909,912.08 × 146,786,876.22
  4. Step 4: Simplify right side
    263,532,231.30x = 57,967,592,382,538,040
  5. Step 5: Solve for x
    x = 57,967,592,382,538,040/263,532,231.30
  6. Step 6: Final answer
    x = 219,963,956.96

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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.