Home / 101,444,864.13-139,993,963.18-55,035,105.75

Finding the Fourth Proportional to 101,444,864.13, 139,993,963.18 and 55,035,105.75

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Solution

The fourth proportional to 101,444,864.13, 139,993,963.18 and 55,035,105.75 is: 75,948,473.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,444,864.13 : 139,993,963.18 = 55,035,105.75 : x
  2. Step 2: Convert to fraction form
    101,444,864.13/139,993,963.18 = 55,035,105.75/x
  3. Step 3: Cross multiply
    101,444,864.13x = 139,993,963.18 × 55,035,105.75
  4. Step 4: Simplify right side
    101,444,864.13x = 7,704,582,568,144,616
  5. Step 5: Solve for x
    x = 7,704,582,568,144,616/101,444,864.13
  6. Step 6: Final answer
    x = 75,948,473.43

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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.