Home / 290,035,945.97-400,259,273.32-162,899,028.80

Finding the Fourth Proportional to 290,035,945.97, 400,259,273.32 and 162,899,028.80

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Solution

The fourth proportional to 290,035,945.97, 400,259,273.32 and 162,899,028.80 is: 224,806,089.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,035,945.97 : 400,259,273.32 = 162,899,028.80 : x
  2. Step 2: Convert to fraction form
    290,035,945.97/400,259,273.32 = 162,899,028.80/x
  3. Step 3: Cross multiply
    290,035,945.97x = 400,259,273.32 × 162,899,028.80
  4. Step 4: Simplify right side
    290,035,945.97x = 65,201,846,889,205,952
  5. Step 5: Solve for x
    x = 65,201,846,889,205,952/290,035,945.97
  6. Step 6: Final answer
    x = 224,806,089.72

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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.