Home / 1,311,694,383,880.80-1,967,809,924,974.20-451,056,781,391.34

Finding the Fourth Proportional to 1,311,694,383,880.80, 1,967,809,924,974.20 and 451,056,781,391.34

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Solution

The fourth proportional to 1,311,694,383,880.80, 1,967,809,924,974.20 and 451,056,781,391.34 is: 676,677,450,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,694,383,880.80 : 1,967,809,924,974.20 = 451,056,781,391.34 : x
  2. Step 2: Convert to fraction form
    1,311,694,383,880.80/1,967,809,924,974.20 = 451,056,781,391.34/x
  3. Step 3: Cross multiply
    1,311,694,383,880.80x = 1,967,809,924,974.20 × 451,056,781,391.34
  4. Step 4: Simplify right side
    1,311,694,383,880.80x = 887,594,011,148,796,878,127,104
  5. Step 5: Solve for x
    x = 887,594,011,148,796,878,127,104/1,311,694,383,880.80
  6. Step 6: Final answer
    x = 676,677,450,217.29

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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.