Home / 101,993,627.82-140,747,099.64-55,582,885.28

Finding the Fourth Proportional to 101,993,627.82, 140,747,099.64 and 55,582,885.28

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Solution

The fourth proportional to 101,993,627.82, 140,747,099.64 and 55,582,885.28 is: 76,702,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,993,627.82 : 140,747,099.64 = 55,582,885.28 : x
  2. Step 2: Convert to fraction form
    101,993,627.82/140,747,099.64 = 55,582,885.28/x
  3. Step 3: Cross multiply
    101,993,627.82x = 140,747,099.64 × 55,582,885.28
  4. Step 4: Simplify right side
    101,993,627.82x = 7,823,129,892,782,849
  5. Step 5: Solve for x
    x = 7,823,129,892,782,849/101,993,627.82
  6. Step 6: Final answer
    x = 76,702,143.65

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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.