Home / 230,644,652.85-318,285,369.41-126,220,629.78

Finding the Fourth Proportional to 230,644,652.85, 318,285,369.41 and 126,220,629.78

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Solution

The fourth proportional to 230,644,652.85, 318,285,369.41 and 126,220,629.78 is: 174,182,142.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,644,652.85 : 318,285,369.41 = 126,220,629.78 : x
  2. Step 2: Convert to fraction form
    230,644,652.85/318,285,369.41 = 126,220,629.78/x
  3. Step 3: Cross multiply
    230,644,652.85x = 318,285,369.41 × 126,220,629.78
  4. Step 4: Simplify right side
    230,644,652.85x = 40,174,179,776,059,040
  5. Step 5: Solve for x
    x = 40,174,179,776,059,040/230,644,652.85
  6. Step 6: Final answer
    x = 174,182,142.44

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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.