Home / 254,425,202.69-381,659,785.96-70,192,679.03

Finding the Fourth Proportional to 254,425,202.69, 381,659,785.96 and 70,192,679.03

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Solution

The fourth proportional to 254,425,202.69, 381,659,785.96 and 70,192,679.03 is: 105,295,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,425,202.69 : 381,659,785.96 = 70,192,679.03 : x
  2. Step 2: Convert to fraction form
    254,425,202.69/381,659,785.96 = 70,192,679.03/x
  3. Step 3: Cross multiply
    254,425,202.69x = 381,659,785.96 × 70,192,679.03
  4. Step 4: Simplify right side
    254,425,202.69x = 26,789,722,856,175,020
  5. Step 5: Solve for x
    x = 26,789,722,856,175,020/254,425,202.69
  6. Step 6: Final answer
    x = 105,295,083.09

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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.