Home / 497,741,595,529.55-686,876,091,770.64-278,013,494,286.26

Finding the Fourth Proportional to 497,741,595,529.55, 686,876,091,770.64 and 278,013,494,286.26

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Solution

The fourth proportional to 497,741,595,529.55, 686,876,091,770.64 and 278,013,494,286.26 is: 383,654,539,082.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,741,595,529.55 : 686,876,091,770.64 = 278,013,494,286.26 : x
  2. Step 2: Convert to fraction form
    497,741,595,529.55/686,876,091,770.64 = 278,013,494,286.26/x
  3. Step 3: Cross multiply
    497,741,595,529.55x = 686,876,091,770.64 × 278,013,494,286.26
  4. Step 4: Simplify right side
    497,741,595,529.55x = 190,960,822,414,845,436,493,824
  5. Step 5: Solve for x
    x = 190,960,822,414,845,436,493,824/497,741,595,529.55
  6. Step 6: Final answer
    x = 383,654,539,082.03

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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.