Home / 6,668,313,869.28-10,003,390,611.28-3,871,599,517.92

Finding the Fourth Proportional to 6,668,313,869.28, 10,003,390,611.28 and 3,871,599,517.92

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Solution

The fourth proportional to 6,668,313,869.28, 10,003,390,611.28 and 3,871,599,517.92 is: 5,807,933,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668,313,869.28 : 10,003,390,611.28 = 3,871,599,517.92 : x
  2. Step 2: Convert to fraction form
    6,668,313,869.28/10,003,390,611.28 = 3,871,599,517.92/x
  3. Step 3: Cross multiply
    6,668,313,869.28x = 10,003,390,611.28 × 3,871,599,517.92
  4. Step 4: Simplify right side
    6,668,313,869.28x = 38,729,122,268,197,101,568
  5. Step 5: Solve for x
    x = 38,729,122,268,197,101,568/6,668,313,869.28
  6. Step 6: Final answer
    x = 5,807,933,313.79

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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.