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Finding the Fourth Proportional to 183,168,301.80, 274,668,471.90 and 80,879,687.40

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Solution

The fourth proportional to 183,168,301.80, 274,668,471.90 and 80,879,687.40 is: 121,282,448.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,168,301.80 : 274,668,471.90 = 80,879,687.40 : x
  2. Step 2: Convert to fraction form
    183,168,301.80/274,668,471.90 = 80,879,687.40/x
  3. Step 3: Cross multiply
    183,168,301.80x = 274,668,471.90 × 80,879,687.40
  4. Step 4: Simplify right side
    183,168,301.80x = 22,215,100,145,907,684
  5. Step 5: Solve for x
    x = 22,215,100,145,907,684/183,168,301.80
  6. Step 6: Final answer
    x = 121,282,448.59

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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.