Home / 292,187,359.69-403,231,231.26-161,807,167.69

Finding the Fourth Proportional to 292,187,359.69, 403,231,231.26 and 161,807,167.69

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Solution

The fourth proportional to 292,187,359.69, 403,231,231.26 and 161,807,167.69 is: 223,300,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,187,359.69 : 403,231,231.26 = 161,807,167.69 : x
  2. Step 2: Convert to fraction form
    292,187,359.69/403,231,231.26 = 161,807,167.69/x
  3. Step 3: Cross multiply
    292,187,359.69x = 403,231,231.26 × 161,807,167.69
  4. Step 4: Simplify right side
    292,187,359.69x = 65,245,703,453,323,912
  5. Step 5: Solve for x
    x = 65,245,703,453,323,912/292,187,359.69
  6. Step 6: Final answer
    x = 223,300,910.49

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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.