Home / 135,419,629.28-203,065,410.68-52,460,237.66

Finding the Fourth Proportional to 135,419,629.28, 203,065,410.68 and 52,460,237.66

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Solution

The fourth proportional to 135,419,629.28, 203,065,410.68 and 52,460,237.66 is: 78,665,550.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,419,629.28 : 203,065,410.68 = 52,460,237.66 : x
  2. Step 2: Convert to fraction form
    135,419,629.28/203,065,410.68 = 52,460,237.66/x
  3. Step 3: Cross multiply
    135,419,629.28x = 203,065,410.68 × 52,460,237.66
  4. Step 4: Simplify right side
    135,419,629.28x = 10,652,859,704,798,302
  5. Step 5: Solve for x
    x = 10,652,859,704,798,302/135,419,629.28
  6. Step 6: Final answer
    x = 78,665,550.64

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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.