Home / 186,147,914.53-278,858,622.89-145,014,754.97

Finding the Fourth Proportional to 186,147,914.53, 278,858,622.89 and 145,014,754.97

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Solution

The fourth proportional to 186,147,914.53, 278,858,622.89 and 145,014,754.97 is: 217,239,150.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,147,914.53 : 278,858,622.89 = 145,014,754.97 : x
  2. Step 2: Convert to fraction form
    186,147,914.53/278,858,622.89 = 145,014,754.97/x
  3. Step 3: Cross multiply
    186,147,914.53x = 278,858,622.89 × 145,014,754.97
  4. Step 4: Simplify right side
    186,147,914.53x = 40,438,614,871,056,488
  5. Step 5: Solve for x
    x = 40,438,614,871,056,488/186,147,914.53
  6. Step 6: Final answer
    x = 217,239,150.77

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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.