Home / 68,296,814.82-102,446,556.30-25,143,805.62

Finding the Fourth Proportional to 68,296,814.82, 102,446,556.30 and 25,143,805.62

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Solution

The fourth proportional to 68,296,814.82, 102,446,556.30 and 25,143,805.62 is: 37,716,199.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,296,814.82 : 102,446,556.30 = 25,143,805.62 : x
  2. Step 2: Convert to fraction form
    68,296,814.82/102,446,556.30 = 25,143,805.62/x
  3. Step 3: Cross multiply
    68,296,814.82x = 102,446,556.30 × 25,143,805.62
  4. Step 4: Simplify right side
    68,296,814.82x = 2,575,896,298,045,586.50
  5. Step 5: Solve for x
    x = 2,575,896,298,045,586.50/68,296,814.82
  6. Step 6: Final answer
    x = 37,716,199.57

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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.