Home / 322,519,475.54-445,114,661.72-183,311,162.80

Finding the Fourth Proportional to 322,519,475.54, 445,114,661.72 and 183,311,162.80

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Solution

The fourth proportional to 322,519,475.54, 445,114,661.72 and 183,311,162.80 is: 252,990,880.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,519,475.54 : 445,114,661.72 = 183,311,162.80 : x
  2. Step 2: Convert to fraction form
    322,519,475.54/445,114,661.72 = 183,311,162.80/x
  3. Step 3: Cross multiply
    322,519,475.54x = 445,114,661.72 × 183,311,162.80
  4. Step 4: Simplify right side
    322,519,475.54x = 81,594,486,217,192,512
  5. Step 5: Solve for x
    x = 81,594,486,217,192,512/322,519,475.54
  6. Step 6: Final answer
    x = 252,990,880.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.