Home / 497,003,104.08-685,866,362.22-273,979,891.08

Finding the Fourth Proportional to 497,003,104.08, 685,866,362.22 and 273,979,891.08

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Solution

The fourth proportional to 497,003,104.08, 685,866,362.22 and 273,979,891.08 is: 378,093,395.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,003,104.08 : 685,866,362.22 = 273,979,891.08 : x
  2. Step 2: Convert to fraction form
    497,003,104.08/685,866,362.22 = 273,979,891.08/x
  3. Step 3: Cross multiply
    497,003,104.08x = 685,866,362.22 × 273,979,891.08
  4. Step 4: Simplify right side
    497,003,104.08x = 187,913,591,216,471,424
  5. Step 5: Solve for x
    x = 187,913,591,216,471,424/497,003,104.08
  6. Step 6: Final answer
    x = 378,093,395.54

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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.