Home / 307,727,919.82-424,665,215.08-166,600,627.62

Finding the Fourth Proportional to 307,727,919.82, 424,665,215.08 and 166,600,627.62

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Solution

The fourth proportional to 307,727,919.82, 424,665,215.08 and 166,600,627.62 is: 229,909,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,727,919.82 : 424,665,215.08 = 166,600,627.62 : x
  2. Step 2: Convert to fraction form
    307,727,919.82/424,665,215.08 = 166,600,627.62/x
  3. Step 3: Cross multiply
    307,727,919.82x = 424,665,215.08 × 166,600,627.62
  4. Step 4: Simplify right side
    307,727,919.82x = 70,749,491,362,024,208
  5. Step 5: Solve for x
    x = 70,749,491,362,024,208/307,727,919.82
  6. Step 6: Final answer
    x = 229,909,237.37

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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.