Home / 9,072,193,020.30-13,608,289,530.45-8,142,383,846.70

Finding the Fourth Proportional to 9,072,193,020.30, 13,608,289,530.45 and 8,142,383,846.70

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Solution

The fourth proportional to 9,072,193,020.30, 13,608,289,530.45 and 8,142,383,846.70 is: 12,213,575,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,193,020.30 : 13,608,289,530.45 = 8,142,383,846.70 : x
  2. Step 2: Convert to fraction form
    9,072,193,020.30/13,608,289,530.45 = 8,142,383,846.70/x
  3. Step 3: Cross multiply
    9,072,193,020.30x = 13,608,289,530.45 × 8,142,383,846.70
  4. Step 4: Simplify right side
    9,072,193,020.30x = 110,803,916,853,952,806,912
  5. Step 5: Solve for x
    x = 110,803,916,853,952,806,912/9,072,193,020.30
  6. Step 6: Final answer
    x = 12,213,575,770.05

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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.