Home / 303,846,690.27-419,308,848.54-164,617,458.87

Finding the Fourth Proportional to 303,846,690.27, 419,308,848.54 and 164,617,458.87

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Solution

The fourth proportional to 303,846,690.27, 419,308,848.54 and 164,617,458.87 is: 227,172,318.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,846,690.27 : 419,308,848.54 = 164,617,458.87 : x
  2. Step 2: Convert to fraction form
    303,846,690.27/419,308,848.54 = 164,617,458.87/x
  3. Step 3: Cross multiply
    303,846,690.27x = 419,308,848.54 × 164,617,458.87
  4. Step 4: Simplify right side
    303,846,690.27x = 69,025,557,128,360,512
  5. Step 5: Solve for x
    x = 69,025,557,128,360,512/303,846,690.27
  6. Step 6: Final answer
    x = 227,172,318.60

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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.