Home / 258,160,121.60-356,250,601.72-140,682,948

Finding the Fourth Proportional to 258,160,121.60, 356,250,601.72 and 140,682,948

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Solution

The fourth proportional to 258,160,121.60, 356,250,601.72 and 140,682,948 is: 194,136,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,160,121.60 : 356,250,601.72 = 140,682,948 : x
  2. Step 2: Convert to fraction form
    258,160,121.60/356,250,601.72 = 140,682,948/x
  3. Step 3: Cross multiply
    258,160,121.60x = 356,250,601.72 × 140,682,948
  4. Step 4: Simplify right side
    258,160,121.60x = 50,118,384,876,743,472
  5. Step 5: Solve for x
    x = 50,118,384,876,743,472/258,160,121.60
  6. Step 6: Final answer
    x = 194,136,819.30

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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.