Home / 111,976,876.20-167,940,107.10-40,173,292.20

Finding the Fourth Proportional to 111,976,876.20, 167,940,107.10 and 40,173,292.20

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Solution

The fourth proportional to 111,976,876.20, 167,940,107.10 and 40,173,292.20 is: 60,250,894.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,976,876.20 : 167,940,107.10 = 40,173,292.20 : x
  2. Step 2: Convert to fraction form
    111,976,876.20/167,940,107.10 = 40,173,292.20/x
  3. Step 3: Cross multiply
    111,976,876.20x = 167,940,107.10 × 40,173,292.20
  4. Step 4: Simplify right side
    111,976,876.20x = 6,746,706,994,627,595
  5. Step 5: Solve for x
    x = 6,746,706,994,627,595/111,976,876.20
  6. Step 6: Final answer
    x = 60,250,894.86

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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.