Home / 618,764,890,352.58-853,895,589,742.22-344,404,654,910.37

Finding the Fourth Proportional to 618,764,890,352.58, 853,895,589,742.22 and 344,404,654,910.37

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Solution

The fourth proportional to 618,764,890,352.58, 853,895,589,742.22 and 344,404,654,910.37 is: 475,278,446,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,764,890,352.58 : 853,895,589,742.22 = 344,404,654,910.37 : x
  2. Step 2: Convert to fraction form
    618,764,890,352.58/853,895,589,742.22 = 344,404,654,910.37/x
  3. Step 3: Cross multiply
    618,764,890,352.58x = 853,895,589,742.22 × 344,404,654,910.37
  4. Step 4: Simplify right side
    618,764,890,352.58x = 294,085,615,914,656,154,517,504
  5. Step 5: Solve for x
    x = 294,085,615,914,656,154,517,504/618,764,890,352.58
  6. Step 6: Final answer
    x = 475,278,446,627.90

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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.