Home / 111,976,880.70-167,940,113.85-40,173,296.70

Finding the Fourth Proportional to 111,976,880.70, 167,940,113.85 and 40,173,296.70

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Solution

The fourth proportional to 111,976,880.70, 167,940,113.85 and 40,173,296.70 is: 60,250,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,976,880.70 : 167,940,113.85 = 40,173,296.70 : x
  2. Step 2: Convert to fraction form
    111,976,880.70/167,940,113.85 = 40,173,296.70/x
  3. Step 3: Cross multiply
    111,976,880.70x = 167,940,113.85 × 40,173,296.70
  4. Step 4: Simplify right side
    111,976,880.70x = 6,746,708,021,527,830
  5. Step 5: Solve for x
    x = 6,746,708,021,527,830/111,976,880.70
  6. Step 6: Final answer
    x = 60,250,901.61

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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.