Home / 262,874,181.36-394,300,311.04-68,781,299.34

Finding the Fourth Proportional to 262,874,181.36, 394,300,311.04 and 68,781,299.34

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Solution

The fourth proportional to 262,874,181.36, 394,300,311.04 and 68,781,299.34 is: 103,169,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,874,181.36 : 394,300,311.04 = 68,781,299.34 : x
  2. Step 2: Convert to fraction form
    262,874,181.36/394,300,311.04 = 68,781,299.34/x
  3. Step 3: Cross multiply
    262,874,181.36x = 394,300,311.04 × 68,781,299.34
  4. Step 4: Simplify right side
    262,874,181.36x = 27,120,487,723,497,348
  5. Step 5: Solve for x
    x = 27,120,487,723,497,348/262,874,181.36
  6. Step 6: Final answer
    x = 103,169,081.05

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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.