Home / 664,247,703.70-996,466,643.07-204,224,494.42

Finding the Fourth Proportional to 664,247,703.70, 996,466,643.07 and 204,224,494.42

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Solution

The fourth proportional to 664,247,703.70, 996,466,643.07 and 204,224,494.42 is: 306,365,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,247,703.70 : 996,466,643.07 = 204,224,494.42 : x
  2. Step 2: Convert to fraction form
    664,247,703.70/996,466,643.07 = 204,224,494.42/x
  3. Step 3: Cross multiply
    664,247,703.70x = 996,466,643.07 × 204,224,494.42
  4. Step 4: Simplify right side
    664,247,703.70x = 203,502,896,387,365,344
  5. Step 5: Solve for x
    x = 203,502,896,387,365,344/664,247,703.70
  6. Step 6: Final answer
    x = 306,365,976.51

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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.