Home / 68,048,494,218.20-102,072,741,327.30-18,361,736,787.80

Finding the Fourth Proportional to 68,048,494,218.20, 102,072,741,327.30 and 18,361,736,787.80

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Solution

The fourth proportional to 68,048,494,218.20, 102,072,741,327.30 and 18,361,736,787.80 is: 27,542,605,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,048,494,218.20 : 102,072,741,327.30 = 18,361,736,787.80 : x
  2. Step 2: Convert to fraction form
    68,048,494,218.20/102,072,741,327.30 = 18,361,736,787.80/x
  3. Step 3: Cross multiply
    68,048,494,218.20x = 102,072,741,327.30 × 18,361,736,787.80
  4. Step 4: Simplify right side
    68,048,494,218.20x = 1,874,232,809,461,077,770,240
  5. Step 5: Solve for x
    x = 1,874,232,809,461,077,770,240/68,048,494,218.20
  6. Step 6: Final answer
    x = 27,542,605,181.70

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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.