Home / 2,531,071,872.76-3,795,220,712.46-783,789,523.48

Finding the Fourth Proportional to 2,531,071,872.76, 3,795,220,712.46 and 783,789,523.48

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Solution

The fourth proportional to 2,531,071,872.76, 3,795,220,712.46 and 783,789,523.48 is: 1,175,254,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531,071,872.76 : 3,795,220,712.46 = 783,789,523.48 : x
  2. Step 2: Convert to fraction form
    2,531,071,872.76/3,795,220,712.46 = 783,789,523.48/x
  3. Step 3: Cross multiply
    2,531,071,872.76x = 3,795,220,712.46 × 783,789,523.48
  4. Step 4: Simplify right side
    2,531,071,872.76x = 2,974,654,233,720,449,536
  5. Step 5: Solve for x
    x = 2,974,654,233,720,449,536/2,531,071,872.76
  6. Step 6: Final answer
    x = 1,175,254,747.10

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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.