Home / 768,757,200.80-1,153,198,734.96-223,498,067.36

Finding the Fourth Proportional to 768,757,200.80, 1,153,198,734.96 and 223,498,067.36

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Solution

The fourth proportional to 768,757,200.80, 1,153,198,734.96 and 223,498,067.36 is: 335,265,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,757,200.80 : 1,153,198,734.96 = 223,498,067.36 : x
  2. Step 2: Convert to fraction form
    768,757,200.80/1,153,198,734.96 = 223,498,067.36/x
  3. Step 3: Cross multiply
    768,757,200.80x = 1,153,198,734.96 × 223,498,067.36
  4. Step 4: Simplify right side
    768,757,200.80x = 257,737,688,545,556,896
  5. Step 5: Solve for x
    x = 257,737,688,545,556,896/768,757,200.80
  6. Step 6: Final answer
    x = 335,265,397.55

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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.