Home / 101,993,626.81-140,747,098.26-55,582,884.28

Finding the Fourth Proportional to 101,993,626.81, 140,747,098.26 and 55,582,884.28

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Solution

The fourth proportional to 101,993,626.81, 140,747,098.26 and 55,582,884.28 is: 76,702,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,993,626.81 : 140,747,098.26 = 55,582,884.28 : x
  2. Step 2: Convert to fraction form
    101,993,626.81/140,747,098.26 = 55,582,884.28/x
  3. Step 3: Cross multiply
    101,993,626.81x = 140,747,098.26 × 55,582,884.28
  4. Step 4: Simplify right side
    101,993,626.81x = 7,823,129,675,331,369
  5. Step 5: Solve for x
    x = 7,823,129,675,331,369/101,993,626.81
  6. Step 6: Final answer
    x = 76,702,142.28

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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.