Home / 65,334,238.88-90,161,249.72-36,367,705.76

Finding the Fourth Proportional to 65,334,238.88, 90,161,249.72 and 36,367,705.76

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Solution

The fourth proportional to 65,334,238.88, 90,161,249.72 and 36,367,705.76 is: 50,187,433.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,334,238.88 : 90,161,249.72 = 36,367,705.76 : x
  2. Step 2: Convert to fraction form
    65,334,238.88/90,161,249.72 = 36,367,705.76/x
  3. Step 3: Cross multiply
    65,334,238.88x = 90,161,249.72 × 36,367,705.76
  4. Step 4: Simplify right side
    65,334,238.88x = 3,278,957,800,138,198
  5. Step 5: Solve for x
    x = 3,278,957,800,138,198/65,334,238.88
  6. Step 6: Final answer
    x = 50,187,433.98

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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.