Home / 664,247,194.56-996,465,883.68-204,223,993.92

Finding the Fourth Proportional to 664,247,194.56, 996,465,883.68 and 204,223,993.92

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Solution

The fourth proportional to 664,247,194.56, 996,465,883.68 and 204,223,993.92 is: 306,365,227.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,247,194.56 : 996,465,883.68 = 204,223,993.92 : x
  2. Step 2: Convert to fraction form
    664,247,194.56/996,465,883.68 = 204,223,993.92/x
  3. Step 3: Cross multiply
    664,247,194.56x = 996,465,883.68 × 204,223,993.92
  4. Step 4: Simplify right side
    664,247,194.56x = 203,502,242,570,151,712
  5. Step 5: Solve for x
    x = 203,502,242,570,151,712/664,247,194.56
  6. Step 6: Final answer
    x = 306,365,227.04

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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.