Home / 305,535,949.44-458,299,436.40-75,505,028.64

Finding the Fourth Proportional to 305,535,949.44, 458,299,436.40 and 75,505,028.64

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Solution

The fourth proportional to 305,535,949.44, 458,299,436.40 and 75,505,028.64 is: 113,256,433.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,535,949.44 : 458,299,436.40 = 75,505,028.64 : x
  2. Step 2: Convert to fraction form
    305,535,949.44/458,299,436.40 = 75,505,028.64/x
  3. Step 3: Cross multiply
    305,535,949.44x = 458,299,436.40 × 75,505,028.64
  4. Step 4: Simplify right side
    305,535,949.44x = 34,603,912,071,077,856
  5. Step 5: Solve for x
    x = 34,603,912,071,077,856/305,535,949.44
  6. Step 6: Final answer
    x = 113,256,433.93

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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.