Home / 324,969,428.20-448,457,810.91-185,743,179.31

Finding the Fourth Proportional to 324,969,428.20, 448,457,810.91 and 185,743,179.31

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Solution

The fourth proportional to 324,969,428.20, 448,457,810.91 and 185,743,179.31 is: 256,325,587.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,969,428.20 : 448,457,810.91 = 185,743,179.31 : x
  2. Step 2: Convert to fraction form
    324,969,428.20/448,457,810.91 = 185,743,179.31/x
  3. Step 3: Cross multiply
    324,969,428.20x = 448,457,810.91 × 185,743,179.31
  4. Step 4: Simplify right side
    324,969,428.20x = 83,297,979,584,826,208
  5. Step 5: Solve for x
    x = 83,297,979,584,826,208/324,969,428.20
  6. Step 6: Final answer
    x = 256,325,587.44

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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.