Home / 52,517,257.95-78,722,742.83-30,940,753.35

Finding the Fourth Proportional to 52,517,257.95, 78,722,742.83 and 30,940,753.35

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Solution

The fourth proportional to 52,517,257.95, 78,722,742.83 and 30,940,753.35 is: 46,379,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,517,257.95 : 78,722,742.83 = 30,940,753.35 : x
  2. Step 2: Convert to fraction form
    52,517,257.95/78,722,742.83 = 30,940,753.35/x
  3. Step 3: Cross multiply
    52,517,257.95x = 78,722,742.83 × 30,940,753.35
  4. Step 4: Simplify right side
    52,517,257.95x = 2,435,740,968,783,807.50
  5. Step 5: Solve for x
    x = 2,435,740,968,783,807.50/52,517,257.95
  6. Step 6: Final answer
    x = 46,379,819.97

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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.