Home / 820,979,205.27-1,132,950,944.37-444,635,812.04

Finding the Fourth Proportional to 820,979,205.27, 1,132,950,944.37 and 444,635,812.04

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Solution

The fourth proportional to 820,979,205.27, 1,132,950,944.37 and 444,635,812.04 is: 613,597,226.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    820,979,205.27 : 1,132,950,944.37 = 444,635,812.04 : x
  2. Step 2: Convert to fraction form
    820,979,205.27/1,132,950,944.37 = 444,635,812.04/x
  3. Step 3: Cross multiply
    820,979,205.27x = 1,132,950,944.37 × 444,635,812.04
  4. Step 4: Simplify right side
    820,979,205.27x = 503,750,563,145,775,040
  5. Step 5: Solve for x
    x = 503,750,563,145,775,040/820,979,205.27
  6. Step 6: Final answer
    x = 613,597,226.23

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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.