Home / 513,545,610.54-769,839,183.19-202,655,800.96

Finding the Fourth Proportional to 513,545,610.54, 769,839,183.19 and 202,655,800.96

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Solution

The fourth proportional to 513,545,610.54, 769,839,183.19 and 202,655,800.96 is: 303,794,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,545,610.54 : 769,839,183.19 = 202,655,800.96 : x
  2. Step 2: Convert to fraction form
    513,545,610.54/769,839,183.19 = 202,655,800.96/x
  3. Step 3: Cross multiply
    513,545,610.54x = 769,839,183.19 × 202,655,800.96
  4. Step 4: Simplify right side
    513,545,610.54x = 156,012,376,279,761,632
  5. Step 5: Solve for x
    x = 156,012,376,279,761,632/513,545,610.54
  6. Step 6: Final answer
    x = 303,794,586.26

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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.