Home / 277,195,729,891.72-415,077,503,872.38-191,310,994,220.26

Finding the Fourth Proportional to 277,195,729,891.72, 415,077,503,872.38 and 191,310,994,220.26

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Solution

The fourth proportional to 277,195,729,891.72, 415,077,503,872.38 and 191,310,994,220.26 is: 286,472,269,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,195,729,891.72 : 415,077,503,872.38 = 191,310,994,220.26 : x
  2. Step 2: Convert to fraction form
    277,195,729,891.72/415,077,503,872.38 = 191,310,994,220.26/x
  3. Step 3: Cross multiply
    277,195,729,891.72x = 415,077,503,872.38 × 191,310,994,220.26
  4. Step 4: Simplify right side
    277,195,729,891.72x = 79,408,889,944,288,840,908,800
  5. Step 5: Solve for x
    x = 79,408,889,944,288,840,908,800/277,195,729,891.72
  6. Step 6: Final answer
    x = 286,472,269,884.20

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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.