Home / 339,606,501.20-508,234,020.60-203,389,643.60

Finding the Fourth Proportional to 339,606,501.20, 508,234,020.60 and 203,389,643.60

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Solution

The fourth proportional to 339,606,501.20, 508,234,020.60 and 203,389,643.60 is: 304,380,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,606,501.20 : 508,234,020.60 = 203,389,643.60 : x
  2. Step 2: Convert to fraction form
    339,606,501.20/508,234,020.60 = 203,389,643.60/x
  3. Step 3: Cross multiply
    339,606,501.20x = 508,234,020.60 × 203,389,643.60
  4. Step 4: Simplify right side
    339,606,501.20x = 103,369,536,315,229,056
  5. Step 5: Solve for x
    x = 103,369,536,315,229,056/339,606,501.20
  6. Step 6: Final answer
    x = 304,380,322.37

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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.