Home / 245,057,938.47-338,187,042.14-135,056,737.35

Finding the Fourth Proportional to 245,057,938.47, 338,187,042.14 and 135,056,737.35

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Solution

The fourth proportional to 245,057,938.47, 338,187,042.14 and 135,056,737.35 is: 186,382,203.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,057,938.47 : 338,187,042.14 = 135,056,737.35 : x
  2. Step 2: Convert to fraction form
    245,057,938.47/338,187,042.14 = 135,056,737.35/x
  3. Step 3: Cross multiply
    245,057,938.47x = 338,187,042.14 × 135,056,737.35
  4. Step 4: Simplify right side
    245,057,938.47x = 45,674,438,524,800,072
  5. Step 5: Solve for x
    x = 45,674,438,524,800,072/245,057,938.47
  6. Step 6: Final answer
    x = 186,382,203.37

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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.