Home / 823,454,801.54-1,136,375,791.49-447,114,473.45

Finding the Fourth Proportional to 823,454,801.54, 1,136,375,791.49 and 447,114,473.45

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Solution

The fourth proportional to 823,454,801.54, 1,136,375,791.49 and 447,114,473.45 is: 617,022,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,454,801.54 : 1,136,375,791.49 = 447,114,473.45 : x
  2. Step 2: Convert to fraction form
    823,454,801.54/1,136,375,791.49 = 447,114,473.45/x
  3. Step 3: Cross multiply
    823,454,801.54x = 1,136,375,791.49 × 447,114,473.45
  4. Step 4: Simplify right side
    823,454,801.54x = 508,090,063,653,378,304
  5. Step 5: Solve for x
    x = 508,090,063,653,378,304/823,454,801.54
  6. Step 6: Final answer
    x = 617,022,406.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.