Home / 21,555,072,632.70-32,332,608,949.05-12,267,467,999.10

Finding the Fourth Proportional to 21,555,072,632.70, 32,332,608,949.05 and 12,267,467,999.10

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Solution

The fourth proportional to 21,555,072,632.70, 32,332,608,949.05 and 12,267,467,999.10 is: 18,401,201,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,555,072,632.70 : 32,332,608,949.05 = 12,267,467,999.10 : x
  2. Step 2: Convert to fraction form
    21,555,072,632.70/32,332,608,949.05 = 12,267,467,999.10/x
  3. Step 3: Cross multiply
    21,555,072,632.70x = 32,332,608,949.05 × 12,267,467,999.10
  4. Step 4: Simplify right side
    21,555,072,632.70x = 396,639,245,609,885,171,712
  5. Step 5: Solve for x
    x = 396,639,245,609,885,171,712/21,555,072,632.70
  6. Step 6: Final answer
    x = 18,401,201,998.65

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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.