Home / 140,471,223.92-211,759,696.38-131,107,364.72

Finding the Fourth Proportional to 140,471,223.92, 211,759,696.38 and 131,107,364.72

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Solution

The fourth proportional to 140,471,223.92, 211,759,696.38 and 131,107,364.72 is: 197,643,723.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,471,223.92 : 211,759,696.38 = 131,107,364.72 : x
  2. Step 2: Convert to fraction form
    140,471,223.92/211,759,696.38 = 131,107,364.72/x
  3. Step 3: Cross multiply
    140,471,223.92x = 211,759,696.38 × 131,107,364.72
  4. Step 4: Simplify right side
    140,471,223.92x = 27,763,255,746,289,124
  5. Step 5: Solve for x
    x = 27,763,255,746,289,124/140,471,223.92
  6. Step 6: Final answer
    x = 197,643,723.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.