Home / 21,845,682,827.20-30,147,094,705.60-11,821,285,241.92

Finding the Fourth Proportional to 21,845,682,827.20, 30,147,094,705.60 and 11,821,285,241.92

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Solution

The fourth proportional to 21,845,682,827.20, 30,147,094,705.60 and 11,821,285,241.92 is: 16,313,401,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,845,682,827.20 : 30,147,094,705.60 = 11,821,285,241.92 : x
  2. Step 2: Convert to fraction form
    21,845,682,827.20/30,147,094,705.60 = 11,821,285,241.92/x
  3. Step 3: Cross multiply
    21,845,682,827.20x = 30,147,094,705.60 × 11,821,285,241.92
  4. Step 4: Simplify right side
    21,845,682,827.20x = 356,377,405,730,073,804,800
  5. Step 5: Solve for x
    x = 356,377,405,730,073,804,800/21,845,682,827.20
  6. Step 6: Final answer
    x = 16,313,401,991.10

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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.