Home / 227,098,257.78-340,647,386.67-71,667,818.77

Finding the Fourth Proportional to 227,098,257.78, 340,647,386.67 and 71,667,818.77

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Solution

The fourth proportional to 227,098,257.78, 340,647,386.67 and 71,667,818.77 is: 107,501,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,098,257.78 : 340,647,386.67 = 71,667,818.77 : x
  2. Step 2: Convert to fraction form
    227,098,257.78/340,647,386.67 = 71,667,818.77/x
  3. Step 3: Cross multiply
    227,098,257.78x = 340,647,386.67 × 71,667,818.77
  4. Step 4: Simplify right side
    227,098,257.78x = 24,413,455,172,339,672
  5. Step 5: Solve for x
    x = 24,413,455,172,339,672/227,098,257.78
  6. Step 6: Final answer
    x = 107,501,728.16

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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.