Home / 219,668,466.38-327,561,903.73-217,696,820.24

Finding the Fourth Proportional to 219,668,466.38, 327,561,903.73 and 217,696,820.24

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Solution

The fourth proportional to 219,668,466.38, 327,561,903.73 and 217,696,820.24 is: 324,621,854.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,668,466.38 : 327,561,903.73 = 217,696,820.24 : x
  2. Step 2: Convert to fraction form
    219,668,466.38/327,561,903.73 = 217,696,820.24/x
  3. Step 3: Cross multiply
    219,668,466.38x = 327,561,903.73 × 217,696,820.24
  4. Step 4: Simplify right side
    219,668,466.38x = 71,309,184,873,782,000
  5. Step 5: Solve for x
    x = 71,309,184,873,782,000/219,668,466.38
  6. Step 6: Final answer
    x = 324,621,854.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.