Home / 293,807,896.97-405,458,115.89-159,846,574.71

Finding the Fourth Proportional to 293,807,896.97, 405,458,115.89 and 159,846,574.71

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Solution

The fourth proportional to 293,807,896.97, 405,458,115.89 and 159,846,574.71 is: 220,590,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,807,896.97 : 405,458,115.89 = 159,846,574.71 : x
  2. Step 2: Convert to fraction form
    293,807,896.97/405,458,115.89 = 159,846,574.71/x
  3. Step 3: Cross multiply
    293,807,896.97x = 405,458,115.89 × 159,846,574.71
  4. Step 4: Simplify right side
    293,807,896.97x = 64,811,091,013,386,728
  5. Step 5: Solve for x
    x = 64,811,091,013,386,728/293,807,896.97
  6. Step 6: Final answer
    x = 220,590,023.90

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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.