Home / 319,534,247.20-479,301,370.80-233,440,805.20

Finding the Fourth Proportional to 319,534,247.20, 479,301,370.80 and 233,440,805.20

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Solution

The fourth proportional to 319,534,247.20, 479,301,370.80 and 233,440,805.20 is: 350,161,207.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,534,247.20 : 479,301,370.80 = 233,440,805.20 : x
  2. Step 2: Convert to fraction form
    319,534,247.20/479,301,370.80 = 233,440,805.20/x
  3. Step 3: Cross multiply
    319,534,247.20x = 479,301,370.80 × 233,440,805.20
  4. Step 4: Simplify right side
    319,534,247.20x = 111,888,497,933,015,760
  5. Step 5: Solve for x
    x = 111,888,497,933,015,760/319,534,247.20
  6. Step 6: Final answer
    x = 350,161,207.80

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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.