Home / 219,995,938.46-329,788,759.68-74,327,628.22

Finding the Fourth Proportional to 219,995,938.46, 329,788,759.68 and 74,327,628.22

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Solution

The fourth proportional to 219,995,938.46, 329,788,759.68 and 74,327,628.22 is: 111,422,131.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,995,938.46 : 329,788,759.68 = 74,327,628.22 : x
  2. Step 2: Convert to fraction form
    219,995,938.46/329,788,759.68 = 74,327,628.22/x
  3. Step 3: Cross multiply
    219,995,938.46x = 329,788,759.68 × 74,327,628.22
  4. Step 4: Simplify right side
    219,995,938.46x = 24,512,416,320,629,968
  5. Step 5: Solve for x
    x = 24,512,416,320,629,968/219,995,938.46
  6. Step 6: Final answer
    x = 111,422,131.21

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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.