Home / 778,504,846.80-1,167,757,270.20-233,246,380.80

Finding the Fourth Proportional to 778,504,846.80, 1,167,757,270.20 and 233,246,380.80

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Solution

The fourth proportional to 778,504,846.80, 1,167,757,270.20 and 233,246,380.80 is: 349,869,571.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,504,846.80 : 1,167,757,270.20 = 233,246,380.80 : x
  2. Step 2: Convert to fraction form
    778,504,846.80/1,167,757,270.20 = 233,246,380.80/x
  3. Step 3: Cross multiply
    778,504,846.80x = 1,167,757,270.20 × 233,246,380.80
  4. Step 4: Simplify right side
    778,504,846.80x = 272,375,156,927,037,728
  5. Step 5: Solve for x
    x = 272,375,156,927,037,728/778,504,846.80
  6. Step 6: Final answer
    x = 349,869,571.20

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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.