Home / 828,047,568.96-1,241,939,725.16-275,304,022.56

Finding the Fourth Proportional to 828,047,568.96, 1,241,939,725.16 and 275,304,022.56

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Solution

The fourth proportional to 828,047,568.96, 1,241,939,725.16 and 275,304,022.56 is: 412,912,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,047,568.96 : 1,241,939,725.16 = 275,304,022.56 : x
  2. Step 2: Convert to fraction form
    828,047,568.96/1,241,939,725.16 = 275,304,022.56/x
  3. Step 3: Cross multiply
    828,047,568.96x = 1,241,939,725.16 × 275,304,022.56
  4. Step 4: Simplify right side
    828,047,568.96x = 341,911,002,113,608,896
  5. Step 5: Solve for x
    x = 341,911,002,113,608,896/828,047,568.96
  6. Step 6: Final answer
    x = 412,912,270.90

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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.