Home / 613,005,409.62-919,795,092.57-267,914,196.27

Finding the Fourth Proportional to 613,005,409.62, 919,795,092.57 and 267,914,196.27

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Solution

The fourth proportional to 613,005,409.62, 919,795,092.57 and 267,914,196.27 is: 401,996,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,005,409.62 : 919,795,092.57 = 267,914,196.27 : x
  2. Step 2: Convert to fraction form
    613,005,409.62/919,795,092.57 = 267,914,196.27/x
  3. Step 3: Cross multiply
    613,005,409.62x = 919,795,092.57 × 267,914,196.27
  4. Step 4: Simplify right side
    613,005,409.62x = 246,426,162,958,981,824
  5. Step 5: Solve for x
    x = 246,426,162,958,981,824/613,005,409.62
  6. Step 6: Final answer
    x = 401,996,718.29

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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.