Home / 136,488,682.80-204,733,024.20-75,904,408.80

Finding the Fourth Proportional to 136,488,682.80, 204,733,024.20 and 75,904,408.80

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Solution

The fourth proportional to 136,488,682.80, 204,733,024.20 and 75,904,408.80 is: 113,856,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,488,682.80 : 204,733,024.20 = 75,904,408.80 : x
  2. Step 2: Convert to fraction form
    136,488,682.80/204,733,024.20 = 75,904,408.80/x
  3. Step 3: Cross multiply
    136,488,682.80x = 204,733,024.20 × 75,904,408.80
  4. Step 4: Simplify right side
    136,488,682.80x = 15,540,139,163,737,092
  5. Step 5: Solve for x
    x = 15,540,139,163,737,092/136,488,682.80
  6. Step 6: Final answer
    x = 113,856,613.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.