Home / 101,728,843.92-140,389,496.28-58,277,178

Finding the Fourth Proportional to 101,728,843.92, 140,389,496.28 and 58,277,178

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Solution

The fourth proportional to 101,728,843.92, 140,389,496.28 and 58,277,178 is: 80,424,620.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,728,843.92 : 140,389,496.28 = 58,277,178 : x
  2. Step 2: Convert to fraction form
    101,728,843.92/140,389,496.28 = 58,277,178/x
  3. Step 3: Cross multiply
    101,728,843.92x = 140,389,496.28 × 58,277,178
  4. Step 4: Simplify right side
    101,728,843.92x = 8,181,503,664,039,898
  5. Step 5: Solve for x
    x = 8,181,503,664,039,898/101,728,843.92
  6. Step 6: Final answer
    x = 80,424,620.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.