Home / 336,979,412.82-465,022,669.26-188,301,755.61

Finding the Fourth Proportional to 336,979,412.82, 465,022,669.26 and 188,301,755.61

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Solution

The fourth proportional to 336,979,412.82, 465,022,669.26 and 188,301,755.61 is: 259,851,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,979,412.82 : 465,022,669.26 = 188,301,755.61 : x
  2. Step 2: Convert to fraction form
    336,979,412.82/465,022,669.26 = 188,301,755.61/x
  3. Step 3: Cross multiply
    336,979,412.82x = 465,022,669.26 × 188,301,755.61
  4. Step 4: Simplify right side
    336,979,412.82x = 87,564,585,020,106,384
  5. Step 5: Solve for x
    x = 87,564,585,020,106,384/336,979,412.82
  6. Step 6: Final answer
    x = 259,851,438.07

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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.