Home / 122,142,660.77-183,213,874.51-31,266,103.97

Finding the Fourth Proportional to 122,142,660.77, 183,213,874.51 and 31,266,103.97

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Solution

The fourth proportional to 122,142,660.77, 183,213,874.51 and 31,266,103.97 is: 46,899,126.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,142,660.77 : 183,213,874.51 = 31,266,103.97 : x
  2. Step 2: Convert to fraction form
    122,142,660.77/183,213,874.51 = 31,266,103.97/x
  3. Step 3: Cross multiply
    122,142,660.77x = 183,213,874.51 × 31,266,103.97
  4. Step 4: Simplify right side
    122,142,660.77x = 5,728,384,048,181,958
  5. Step 5: Solve for x
    x = 5,728,384,048,181,958/122,142,660.77
  6. Step 6: Final answer
    x = 46,899,126.09

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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.