Home / 574,628,286.36-861,942,436.92-137,928,969.54

Finding the Fourth Proportional to 574,628,286.36, 861,942,436.92 and 137,928,969.54

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Solution

The fourth proportional to 574,628,286.36, 861,942,436.92 and 137,928,969.54 is: 206,893,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,628,286.36 : 861,942,436.92 = 137,928,969.54 : x
  2. Step 2: Convert to fraction form
    574,628,286.36/861,942,436.92 = 137,928,969.54/x
  3. Step 3: Cross multiply
    574,628,286.36x = 861,942,436.92 × 137,928,969.54
  4. Step 4: Simplify right side
    574,628,286.36x = 118,886,832,127,172,032
  5. Step 5: Solve for x
    x = 118,886,832,127,172,032/574,628,286.36
  6. Step 6: Final answer
    x = 206,893,456.08

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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.