Home / 404,743,928.87-558,548,404.38-219,104,944.55

Finding the Fourth Proportional to 404,743,928.87, 558,548,404.38 and 219,104,944.55

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Solution

The fourth proportional to 404,743,928.87, 558,548,404.38 and 219,104,944.55 is: 302,365,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,743,928.87 : 558,548,404.38 = 219,104,944.55 : x
  2. Step 2: Convert to fraction form
    404,743,928.87/558,548,404.38 = 219,104,944.55/x
  3. Step 3: Cross multiply
    404,743,928.87x = 558,548,404.38 × 219,104,944.55
  4. Step 4: Simplify right side
    404,743,928.87x = 122,380,717,170,170,880
  5. Step 5: Solve for x
    x = 122,380,717,170,170,880/404,743,928.87
  6. Step 6: Final answer
    x = 302,365,788.44

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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.