Home / 263,056,007.70-394,584,011.55-68,967,047.70

Finding the Fourth Proportional to 263,056,007.70, 394,584,011.55 and 68,967,047.70

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Solution

The fourth proportional to 263,056,007.70, 394,584,011.55 and 68,967,047.70 is: 103,450,571.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,056,007.70 : 394,584,011.55 = 68,967,047.70 : x
  2. Step 2: Convert to fraction form
    263,056,007.70/394,584,011.55 = 68,967,047.70/x
  3. Step 3: Cross multiply
    263,056,007.70x = 394,584,011.55 × 68,967,047.70
  4. Step 4: Simplify right side
    263,056,007.70x = 27,213,294,346,226,204
  5. Step 5: Solve for x
    x = 27,213,294,346,226,204/263,056,007.70
  6. Step 6: Final answer
    x = 103,450,571.55

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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.