Home / 526,802,067,146.30-726,986,852,591.45-298,431,309,132.88

Finding the Fourth Proportional to 526,802,067,146.30, 726,986,852,591.45 and 298,431,309,132.88

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Solution

The fourth proportional to 526,802,067,146.30, 726,986,852,591.45 and 298,431,309,132.88 is: 411,835,206,563.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,802,067,146.30 : 726,986,852,591.45 = 298,431,309,132.88 : x
  2. Step 2: Convert to fraction form
    526,802,067,146.30/726,986,852,591.45 = 298,431,309,132.88/x
  3. Step 3: Cross multiply
    526,802,067,146.30x = 726,986,852,591.45 × 298,431,309,132.88
  4. Step 4: Simplify right side
    526,802,067,146.30x = 216,955,638,141,258,458,726,400
  5. Step 5: Solve for x
    x = 216,955,638,141,258,458,726,400/526,802,067,146.30
  6. Step 6: Final answer
    x = 411,835,206,563.47

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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.