Home / 263,232,408.15-363,256,286.94-145,755,215.37

Finding the Fourth Proportional to 263,232,408.15, 363,256,286.94 and 145,755,215.37

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Solution

The fourth proportional to 263,232,408.15, 363,256,286.94 and 145,755,215.37 is: 201,139,740.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,232,408.15 : 363,256,286.94 = 145,755,215.37 : x
  2. Step 2: Convert to fraction form
    263,232,408.15/363,256,286.94 = 145,755,215.37/x
  3. Step 3: Cross multiply
    263,232,408.15x = 363,256,286.94 × 145,755,215.37
  4. Step 4: Simplify right side
    263,232,408.15x = 52,946,498,337,446,216
  5. Step 5: Solve for x
    x = 52,946,498,337,446,216/263,232,408.15
  6. Step 6: Final answer
    x = 201,139,740.77

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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.