Home / 363,806,243.10-502,053,922.44-198,793,812.60

Finding the Fourth Proportional to 363,806,243.10, 502,053,922.44 and 198,793,812.60

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Solution

The fourth proportional to 363,806,243.10, 502,053,922.44 and 198,793,812.60 is: 274,336,175.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,806,243.10 : 502,053,922.44 = 198,793,812.60 : x
  2. Step 2: Convert to fraction form
    363,806,243.10/502,053,922.44 = 198,793,812.60/x
  3. Step 3: Cross multiply
    363,806,243.10x = 502,053,922.44 × 198,793,812.60
  4. Step 4: Simplify right side
    363,806,243.10x = 99,805,213,372,632,288
  5. Step 5: Solve for x
    x = 99,805,213,372,632,288/363,806,243.10
  6. Step 6: Final answer
    x = 274,336,175.55

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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.