Home / 494,225,208.40-682,041,204.42-271,204,938.89

Finding the Fourth Proportional to 494,225,208.40, 682,041,204.42 and 271,204,938.89

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Solution

The fourth proportional to 494,225,208.40, 682,041,204.42 and 271,204,938.89 is: 374,268,531.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,225,208.40 : 682,041,204.42 = 271,204,938.89 : x
  2. Step 2: Convert to fraction form
    494,225,208.40/682,041,204.42 = 271,204,938.89/x
  3. Step 3: Cross multiply
    494,225,208.40x = 682,041,204.42 × 271,204,938.89
  4. Step 4: Simplify right side
    494,225,208.40x = 184,972,943,162,794,912
  5. Step 5: Solve for x
    x = 184,972,943,162,794,912/494,225,208.40
  6. Step 6: Final answer
    x = 374,268,531.88

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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.