Home / 662,838,253.79-994,192,821.11-269,388,670.52

Finding the Fourth Proportional to 662,838,253.79, 994,192,821.11 and 269,388,670.52

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Solution

The fourth proportional to 662,838,253.79, 994,192,821.11 and 269,388,670.52 is: 404,056,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,838,253.79 : 994,192,821.11 = 269,388,670.52 : x
  2. Step 2: Convert to fraction form
    662,838,253.79/994,192,821.11 = 269,388,670.52/x
  3. Step 3: Cross multiply
    662,838,253.79x = 994,192,821.11 × 269,388,670.52
  4. Step 4: Simplify right side
    662,838,253.79x = 267,824,282,322,510,016
  5. Step 5: Solve for x
    x = 267,824,282,322,510,016/662,838,253.79
  6. Step 6: Final answer
    x = 404,056,767.69

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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.