Home / 219,995,932.71-329,788,751.06-74,327,622.47

Finding the Fourth Proportional to 219,995,932.71, 329,788,751.06 and 74,327,622.47

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Solution

The fourth proportional to 219,995,932.71, 329,788,751.06 and 74,327,622.47 is: 111,422,122.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,995,932.71 : 329,788,751.06 = 74,327,622.47 : x
  2. Step 2: Convert to fraction form
    219,995,932.71/329,788,751.06 = 74,327,622.47/x
  3. Step 3: Cross multiply
    219,995,932.71x = 329,788,751.06 × 74,327,622.47
  4. Step 4: Simplify right side
    219,995,932.71x = 24,512,413,782,177,368
  5. Step 5: Solve for x
    x = 24,512,413,782,177,368/219,995,932.71
  6. Step 6: Final answer
    x = 111,422,122.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.