Home / 204,175,863.72-306,188,758.26-72,982,737.36

Finding the Fourth Proportional to 204,175,863.72, 306,188,758.26 and 72,982,737.36

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Solution

The fourth proportional to 204,175,863.72, 306,188,758.26 and 72,982,737.36 is: 109,447,283.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,175,863.72 : 306,188,758.26 = 72,982,737.36 : x
  2. Step 2: Convert to fraction form
    204,175,863.72/306,188,758.26 = 72,982,737.36/x
  3. Step 3: Cross multiply
    204,175,863.72x = 306,188,758.26 × 72,982,737.36
  4. Step 4: Simplify right side
    204,175,863.72x = 22,346,493,726,674,108
  5. Step 5: Solve for x
    x = 22,346,493,726,674,108/204,175,863.72
  6. Step 6: Final answer
    x = 109,447,283.92

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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.