Home / 309,110,459.49-426,576,593.39-167,984,481.27

Finding the Fourth Proportional to 309,110,459.49, 426,576,593.39 and 167,984,481.27

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Solution

The fourth proportional to 309,110,459.49, 426,576,593.39 and 167,984,481.27 is: 231,820,844.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,110,459.49 : 426,576,593.39 = 167,984,481.27 : x
  2. Step 2: Convert to fraction form
    309,110,459.49/426,576,593.39 = 167,984,481.27/x
  3. Step 3: Cross multiply
    309,110,459.49x = 426,576,593.39 × 167,984,481.27
  4. Step 4: Simplify right side
    309,110,459.49x = 71,658,247,761,702,944
  5. Step 5: Solve for x
    x = 71,658,247,761,702,944/309,110,459.49
  6. Step 6: Final answer
    x = 231,820,844.50

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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.