Home / 196,120,642.62-270,665,603.74-146,474,825.66

Finding the Fourth Proportional to 196,120,642.62, 270,665,603.74 and 146,474,825.66

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Solution

The fourth proportional to 196,120,642.62, 270,665,603.74 and 146,474,825.66 is: 202,149,537.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,120,642.62 : 270,665,603.74 = 146,474,825.66 : x
  2. Step 2: Convert to fraction form
    196,120,642.62/270,665,603.74 = 146,474,825.66/x
  3. Step 3: Cross multiply
    196,120,642.62x = 270,665,603.74 × 146,474,825.66
  4. Step 4: Simplify right side
    196,120,642.62x = 39,645,697,119,975,144
  5. Step 5: Solve for x
    x = 39,645,697,119,975,144/196,120,642.62
  6. Step 6: Final answer
    x = 202,149,537.09

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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.