Home / 8,591,002,322.48-11,848,866,863.61-5,581,224,769.20

Finding the Fourth Proportional to 8,591,002,322.48, 11,848,866,863.61 and 5,581,224,769.20

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Solution

The fourth proportional to 8,591,002,322.48, 11,848,866,863.61 and 5,581,224,769.20 is: 7,697,726,847.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,002,322.48 : 11,848,866,863.61 = 5,581,224,769.20 : x
  2. Step 2: Convert to fraction form
    8,591,002,322.48/11,848,866,863.61 = 5,581,224,769.20/x
  3. Step 3: Cross multiply
    8,591,002,322.48x = 11,848,866,863.61 × 5,581,224,769.20
  4. Step 4: Simplify right side
    8,591,002,322.48x = 66,131,189,226,133,250,048
  5. Step 5: Solve for x
    x = 66,131,189,226,133,250,048/8,591,002,322.48
  6. Step 6: Final answer
    x = 7,697,726,847.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.