Home / 3,549,204,160.92-5,324,290,491.78-1,478,441,648.43

Finding the Fourth Proportional to 3,549,204,160.92, 5,324,290,491.78 and 1,478,441,648.43

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Solution

The fourth proportional to 3,549,204,160.92, 5,324,290,491.78 and 1,478,441,648.43 is: 2,217,864,189.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549,204,160.92 : 5,324,290,491.78 = 1,478,441,648.43 : x
  2. Step 2: Convert to fraction form
    3,549,204,160.92/5,324,290,491.78 = 1,478,441,648.43/x
  3. Step 3: Cross multiply
    3,549,204,160.92x = 5,324,290,491.78 × 1,478,441,648.43
  4. Step 4: Simplify right side
    3,549,204,160.92x = 7,871,652,811,387,398,144
  5. Step 5: Solve for x
    x = 7,871,652,811,387,398,144/3,549,204,160.92
  6. Step 6: Final answer
    x = 2,217,864,189.97

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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.