Home / 247,266,736.51-341,228,767.81-135,764,799.43

Finding the Fourth Proportional to 247,266,736.51, 341,228,767.81 and 135,764,799.43

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Solution

The fourth proportional to 247,266,736.51, 341,228,767.81 and 135,764,799.43 is: 187,355,791.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,266,736.51 : 341,228,767.81 = 135,764,799.43 : x
  2. Step 2: Convert to fraction form
    247,266,736.51/341,228,767.81 = 135,764,799.43/x
  3. Step 3: Cross multiply
    247,266,736.51x = 341,228,767.81 × 135,764,799.43
  4. Step 4: Simplify right side
    247,266,736.51x = 46,326,855,220,278,208
  5. Step 5: Solve for x
    x = 46,326,855,220,278,208/247,266,736.51
  6. Step 6: Final answer
    x = 187,355,791.87

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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.