Home / 836,793,734.40-1,154,740,676.92-455,317,344.44

Finding the Fourth Proportional to 836,793,734.40, 1,154,740,676.92 and 455,317,344.44

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Solution

The fourth proportional to 836,793,734.40, 1,154,740,676.92 and 455,317,344.44 is: 628,319,067.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,793,734.40 : 1,154,740,676.92 = 455,317,344.44 : x
  2. Step 2: Convert to fraction form
    836,793,734.40/1,154,740,676.92 = 455,317,344.44/x
  3. Step 3: Cross multiply
    836,793,734.40x = 1,154,740,676.92 × 455,317,344.44
  4. Step 4: Simplify right side
    836,793,734.40x = 525,773,458,532,062,400
  5. Step 5: Solve for x
    x = 525,773,458,532,062,400/836,793,734.40
  6. Step 6: Final answer
    x = 628,319,067.07

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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.