Home / 135,419,628.28-203,065,409.19-52,460,236.66

Finding the Fourth Proportional to 135,419,628.28, 203,065,409.19 and 52,460,236.66

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Solution

The fourth proportional to 135,419,628.28, 203,065,409.19 and 52,460,236.66 is: 78,665,549.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,419,628.28 : 203,065,409.19 = 52,460,236.66 : x
  2. Step 2: Convert to fraction form
    135,419,628.28/203,065,409.19 = 52,460,236.66/x
  3. Step 3: Cross multiply
    135,419,628.28x = 203,065,409.19 × 52,460,236.66
  4. Step 4: Simplify right side
    135,419,628.28x = 10,652,859,423,304,838
  5. Step 5: Solve for x
    x = 10,652,859,423,304,838/135,419,628.28
  6. Step 6: Final answer
    x = 78,665,549.14

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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.