Home / 324,969,431.20-448,457,815.04-185,743,182.32

Finding the Fourth Proportional to 324,969,431.20, 448,457,815.04 and 185,743,182.32

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Solution

The fourth proportional to 324,969,431.20, 448,457,815.04 and 185,743,182.32 is: 256,325,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,969,431.20 : 448,457,815.04 = 185,743,182.32 : x
  2. Step 2: Convert to fraction form
    324,969,431.20/448,457,815.04 = 185,743,182.32/x
  3. Step 3: Cross multiply
    324,969,431.20x = 448,457,815.04 × 185,743,182.32
  4. Step 4: Simplify right side
    324,969,431.20x = 83,297,981,701,803,552
  5. Step 5: Solve for x
    x = 83,297,981,701,803,552/324,969,431.20
  6. Step 6: Final answer
    x = 256,325,591.59

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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.