Home / 798,231,335.30-1,197,794,900.55-338,091,200.90

Finding the Fourth Proportional to 798,231,335.30, 1,197,794,900.55 and 338,091,200.90

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Solution

The fourth proportional to 798,231,335.30, 1,197,794,900.55 and 338,091,200.90 is: 507,326,508.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,231,335.30 : 1,197,794,900.55 = 338,091,200.90 : x
  2. Step 2: Convert to fraction form
    798,231,335.30/1,197,794,900.55 = 338,091,200.90/x
  3. Step 3: Cross multiply
    798,231,335.30x = 1,197,794,900.55 × 338,091,200.90
  4. Step 4: Simplify right side
    798,231,335.30x = 404,963,916,358,845,504
  5. Step 5: Solve for x
    x = 404,963,916,358,845,504/798,231,335.30
  6. Step 6: Final answer
    x = 507,326,508.56

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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.