Home / 3,321,514,245.30-4,982,988,813.30-992,686,639.20

Finding the Fourth Proportional to 3,321,514,245.30, 4,982,988,813.30 and 992,686,639.20

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Solution

The fourth proportional to 3,321,514,245.30, 4,982,988,813.30 and 992,686,639.20 is: 1,489,244,378.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,514,245.30 : 4,982,988,813.30 = 992,686,639.20 : x
  2. Step 2: Convert to fraction form
    3,321,514,245.30/4,982,988,813.30 = 992,686,639.20/x
  3. Step 3: Cross multiply
    3,321,514,245.30x = 4,982,988,813.30 × 992,686,639.20
  4. Step 4: Simplify right side
    3,321,514,245.30x = 4,946,546,418,245,974,016
  5. Step 5: Solve for x
    x = 4,946,546,418,245,974,016/3,321,514,245.30
  6. Step 6: Final answer
    x = 1,489,244,378.60

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1.5x scale

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.