Home / 258,115,222,655.70-356,200,114,658.28-140,795,423,297.33

Finding the Fourth Proportional to 258,115,222,655.70, 356,200,114,658.28 and 140,795,423,297.33

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Solution

The fourth proportional to 258,115,222,655.70, 356,200,114,658.28 and 140,795,423,297.33 is: 194,298,288,205.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,115,222,655.70 : 356,200,114,658.28 = 140,795,423,297.33 : x
  2. Step 2: Convert to fraction form
    258,115,222,655.70/356,200,114,658.28 = 140,795,423,297.33/x
  3. Step 3: Cross multiply
    258,115,222,655.70x = 356,200,114,658.28 × 140,795,423,297.33
  4. Step 4: Simplify right side
    258,115,222,655.70x = 50,151,345,921,870,014,709,760
  5. Step 5: Solve for x
    x = 50,151,345,921,870,014,709,760/258,115,222,655.70
  6. Step 6: Final answer
    x = 194,298,288,205.83

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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.