Home / 172,567,224.70-258,850,837.05-156,946,795.90

Finding the Fourth Proportional to 172,567,224.70, 258,850,837.05 and 156,946,795.90

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Solution

The fourth proportional to 172,567,224.70, 258,850,837.05 and 156,946,795.90 is: 235,420,193.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,567,224.70 : 258,850,837.05 = 156,946,795.90 : x
  2. Step 2: Convert to fraction form
    172,567,224.70/258,850,837.05 = 156,946,795.90/x
  3. Step 3: Cross multiply
    172,567,224.70x = 258,850,837.05 × 156,946,795.90
  4. Step 4: Simplify right side
    172,567,224.70x = 40,625,809,491,030,512
  5. Step 5: Solve for x
    x = 40,625,809,491,030,512/172,567,224.70
  6. Step 6: Final answer
    x = 235,420,193.85

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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.