Home / 9,631,213,431.70-14,446,820,147.55-8,161,885,354.90

Finding the Fourth Proportional to 9,631,213,431.70, 14,446,820,147.55 and 8,161,885,354.90

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Solution

The fourth proportional to 9,631,213,431.70, 14,446,820,147.55 and 8,161,885,354.90 is: 12,242,828,032.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,631,213,431.70 : 14,446,820,147.55 = 8,161,885,354.90 : x
  2. Step 2: Convert to fraction form
    9,631,213,431.70/14,446,820,147.55 = 8,161,885,354.90/x
  3. Step 3: Cross multiply
    9,631,213,431.70x = 14,446,820,147.55 × 8,161,885,354.90
  4. Step 4: Simplify right side
    9,631,213,431.70x = 117,913,289,787,162,591,232
  5. Step 5: Solve for x
    x = 117,913,289,787,162,591,232/9,631,213,431.70
  6. Step 6: Final answer
    x = 12,242,828,032.35

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Double scale
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Similar ratio
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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.