Home / 263,056,006.20-394,584,009.30-68,967,046.20

Finding the Fourth Proportional to 263,056,006.20, 394,584,009.30 and 68,967,046.20

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Solution

The fourth proportional to 263,056,006.20, 394,584,009.30 and 68,967,046.20 is: 103,450,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,056,006.20 : 394,584,009.30 = 68,967,046.20 : x
  2. Step 2: Convert to fraction form
    263,056,006.20/394,584,009.30 = 68,967,046.20/x
  3. Step 3: Cross multiply
    263,056,006.20x = 394,584,009.30 × 68,967,046.20
  4. Step 4: Simplify right side
    263,056,006.20x = 27,213,293,599,174,332
  5. Step 5: Solve for x
    x = 27,213,293,599,174,332/263,056,006.20
  6. Step 6: Final answer
    x = 103,450,569.30

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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.