Home / 407,659,437.55-562,576,495.67-231,443,837.11

Finding the Fourth Proportional to 407,659,437.55, 562,576,495.67 and 231,443,837.11

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Solution

The fourth proportional to 407,659,437.55, 562,576,495.67 and 231,443,837.11 is: 319,396,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,659,437.55 : 562,576,495.67 = 231,443,837.11 : x
  2. Step 2: Convert to fraction form
    407,659,437.55/562,576,495.67 = 231,443,837.11/x
  3. Step 3: Cross multiply
    407,659,437.55x = 562,576,495.67 × 231,443,837.11
  4. Step 4: Simplify right side
    407,659,437.55x = 130,204,862,825,762,096
  5. Step 5: Solve for x
    x = 130,204,862,825,762,096/407,659,437.55
  6. Step 6: Final answer
    x = 319,396,169.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.