Home / 216,719,715.30-325,610,414.55-162,972,003.30

Finding the Fourth Proportional to 216,719,715.30, 325,610,414.55 and 162,972,003.30

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Solution

The fourth proportional to 216,719,715.30, 325,610,414.55 and 162,972,003.30 is: 244,857,194.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,719,715.30 : 325,610,414.55 = 162,972,003.30 : x
  2. Step 2: Convert to fraction form
    216,719,715.30/325,610,414.55 = 162,972,003.30/x
  3. Step 3: Cross multiply
    216,719,715.30x = 325,610,414.55 × 162,972,003.30
  4. Step 4: Simplify right side
    216,719,715.30x = 53,065,381,554,556,976
  5. Step 5: Solve for x
    x = 53,065,381,554,556,976/216,719,715.30
  6. Step 6: Final answer
    x = 244,857,194.84

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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.