Home / 196,335,559.80-270,944,958.29-108,232,709.49

Finding the Fourth Proportional to 196,335,559.80, 270,944,958.29 and 108,232,709.49

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Solution

The fourth proportional to 196,335,559.80, 270,944,958.29 and 108,232,709.49 is: 149,362,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,335,559.80 : 270,944,958.29 = 108,232,709.49 : x
  2. Step 2: Convert to fraction form
    196,335,559.80/270,944,958.29 = 108,232,709.49/x
  3. Step 3: Cross multiply
    196,335,559.80x = 270,944,958.29 × 108,232,709.49
  4. Step 4: Simplify right side
    196,335,559.80x = 29,325,106,957,840,576
  5. Step 5: Solve for x
    x = 29,325,106,957,840,576/196,335,559.80
  6. Step 6: Final answer
    x = 149,362,178.65

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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.