Home / 135,419,593.87-203,065,357.55-52,460,202.25

Finding the Fourth Proportional to 135,419,593.87, 203,065,357.55 and 52,460,202.25

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Solution

The fourth proportional to 135,419,593.87, 203,065,357.55 and 52,460,202.25 is: 78,665,497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,419,593.87 : 203,065,357.55 = 52,460,202.25 : x
  2. Step 2: Convert to fraction form
    135,419,593.87/203,065,357.55 = 52,460,202.25/x
  3. Step 3: Cross multiply
    135,419,593.87x = 203,065,357.55 × 52,460,202.25
  4. Step 4: Simplify right side
    135,419,593.87x = 10,652,849,726,026,238
  5. Step 5: Solve for x
    x = 10,652,849,726,026,238/135,419,593.87
  6. Step 6: Final answer
    x = 78,665,497.52

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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.