Home / 850,629,963.82-1,275,944,946.44-204,397,707.82

Finding the Fourth Proportional to 850,629,963.82, 1,275,944,946.44 and 204,397,707.82

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Solution

The fourth proportional to 850,629,963.82, 1,275,944,946.44 and 204,397,707.82 is: 306,596,561.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,629,963.82 : 1,275,944,946.44 = 204,397,707.82 : x
  2. Step 2: Convert to fraction form
    850,629,963.82/1,275,944,946.44 = 204,397,707.82/x
  3. Step 3: Cross multiply
    850,629,963.82x = 1,275,944,946.44 × 204,397,707.82
  4. Step 4: Simplify right side
    850,629,963.82x = 260,800,222,356,848,672
  5. Step 5: Solve for x
    x = 260,800,222,356,848,672/850,629,963.82
  6. Step 6: Final answer
    x = 306,596,561.90

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1.5x scale

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.