Home / 14,183,425,344.40-21,275,138,016.60-8,378,672,448.40

Finding the Fourth Proportional to 14,183,425,344.40, 21,275,138,016.60 and 8,378,672,448.40

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Solution

The fourth proportional to 14,183,425,344.40, 21,275,138,016.60 and 8,378,672,448.40 is: 12,568,008,672.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183,425,344.40 : 21,275,138,016.60 = 8,378,672,448.40 : x
  2. Step 2: Convert to fraction form
    14,183,425,344.40/21,275,138,016.60 = 8,378,672,448.40/x
  3. Step 3: Cross multiply
    14,183,425,344.40x = 21,275,138,016.60 × 8,378,672,448.40
  4. Step 4: Simplify right side
    14,183,425,344.40x = 178,257,412,735,593,807,872
  5. Step 5: Solve for x
    x = 178,257,412,735,593,807,872/14,183,425,344.40
  6. Step 6: Final answer
    x = 12,568,008,672.60

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Double scale
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1.5x scale

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.