Home / 172,631,347.20-259,046,553.60-65,003,212.80

Finding the Fourth Proportional to 172,631,347.20, 259,046,553.60 and 65,003,212.80

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Solution

The fourth proportional to 172,631,347.20, 259,046,553.60 and 65,003,212.80 is: 97,542,297.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,631,347.20 : 259,046,553.60 = 65,003,212.80 : x
  2. Step 2: Convert to fraction form
    172,631,347.20/259,046,553.60 = 65,003,212.80/x
  3. Step 3: Cross multiply
    172,631,347.20x = 259,046,553.60 × 65,003,212.80
  4. Step 4: Simplify right side
    172,631,347.20x = 16,838,858,248,767,404
  5. Step 5: Solve for x
    x = 16,838,858,248,767,404/172,631,347.20
  6. Step 6: Final answer
    x = 97,542,297.63

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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.