Home / 161,215,900.85-241,469,390.60-133,232,678.17

Finding the Fourth Proportional to 161,215,900.85, 241,469,390.60 and 133,232,678.17

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Solution

The fourth proportional to 161,215,900.85, 241,469,390.60 and 133,232,678.17 is: 199,556,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,215,900.85 : 241,469,390.60 = 133,232,678.17 : x
  2. Step 2: Convert to fraction form
    161,215,900.85/241,469,390.60 = 133,232,678.17/x
  3. Step 3: Cross multiply
    161,215,900.85x = 241,469,390.60 × 133,232,678.17
  4. Step 4: Simplify right side
    161,215,900.85x = 32,171,613,605,715,824
  5. Step 5: Solve for x
    x = 32,171,613,605,715,824/161,215,900.85
  6. Step 6: Final answer
    x = 199,556,082.47

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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.