Home / 230,137,311.79-345,203,605.72-133,031,231.29

Finding the Fourth Proportional to 230,137,311.79, 345,203,605.72 and 133,031,231.29

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Solution

The fourth proportional to 230,137,311.79, 345,203,605.72 and 133,031,231.29 is: 199,545,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,137,311.79 : 345,203,605.72 = 133,031,231.29 : x
  2. Step 2: Convert to fraction form
    230,137,311.79/345,203,605.72 = 133,031,231.29/x
  3. Step 3: Cross multiply
    230,137,311.79x = 345,203,605.72 × 133,031,231.29
  4. Step 4: Simplify right side
    230,137,311.79x = 45,922,860,713,483,696
  5. Step 5: Solve for x
    x = 45,922,860,713,483,696/230,137,311.79
  6. Step 6: Final answer
    x = 199,545,481.59

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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.