Home / 3,229,847,010.35-4,458,018,177.96-2,103,623,221.86

Finding the Fourth Proportional to 3,229,847,010.35, 4,458,018,177.96 and 2,103,623,221.86

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Solution

The fourth proportional to 3,229,847,010.35, 4,458,018,177.96 and 2,103,623,221.86 is: 2,903,540,177.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229,847,010.35 : 4,458,018,177.96 = 2,103,623,221.86 : x
  2. Step 2: Convert to fraction form
    3,229,847,010.35/4,458,018,177.96 = 2,103,623,221.86/x
  3. Step 3: Cross multiply
    3,229,847,010.35x = 4,458,018,177.96 × 2,103,623,221.86
  4. Step 4: Simplify right side
    3,229,847,010.35x = 9,377,990,562,622,666,752
  5. Step 5: Solve for x
    x = 9,377,990,562,622,666,752/3,229,847,010.35
  6. Step 6: Final answer
    x = 2,903,540,177.78

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Double scale
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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.