Home / 214,008,516.99-320,467,823.28-141,003,968.54

Finding the Fourth Proportional to 214,008,516.99, 320,467,823.28 and 141,003,968.54

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Solution

The fourth proportional to 214,008,516.99, 320,467,823.28 and 141,003,968.54 is: 211,146,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,008,516.99 : 320,467,823.28 = 141,003,968.54 : x
  2. Step 2: Convert to fraction form
    214,008,516.99/320,467,823.28 = 141,003,968.54/x
  3. Step 3: Cross multiply
    214,008,516.99x = 320,467,823.28 × 141,003,968.54
  4. Step 4: Simplify right side
    214,008,516.99x = 45,187,234,870,253,056
  5. Step 5: Solve for x
    x = 45,187,234,870,253,056/214,008,516.99
  6. Step 6: Final answer
    x = 211,146,899.69

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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.