Home / 131,785,477.44-197,560,643.04-67,053,076.80

Finding the Fourth Proportional to 131,785,477.44, 197,560,643.04 and 67,053,076.80

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Solution

The fourth proportional to 131,785,477.44, 197,560,643.04 and 67,053,076.80 is: 100,519,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,785,477.44 : 197,560,643.04 = 67,053,076.80 : x
  2. Step 2: Convert to fraction form
    131,785,477.44/197,560,643.04 = 67,053,076.80/x
  3. Step 3: Cross multiply
    131,785,477.44x = 197,560,643.04 × 67,053,076.80
  4. Step 4: Simplify right side
    131,785,477.44x = 13,247,048,970,418,504
  5. Step 5: Solve for x
    x = 13,247,048,970,418,504/131,785,477.44
  6. Step 6: Final answer
    x = 100,519,793.44

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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.