Home / 30,588,915,921.66-41,906,964,320.46-29,442,450,258.54

Finding the Fourth Proportional to 30,588,915,921.66, 41,906,964,320.46 and 29,442,450,258.54

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Solution

The fourth proportional to 30,588,915,921.66, 41,906,964,320.46 and 29,442,450,258.54 is: 40,336,300,758.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,588,915,921.66 : 41,906,964,320.46 = 29,442,450,258.54 : x
  2. Step 2: Convert to fraction form
    30,588,915,921.66/41,906,964,320.46 = 29,442,450,258.54/x
  3. Step 3: Cross multiply
    30,588,915,921.66x = 41,906,964,320.46 × 29,442,450,258.54
  4. Step 4: Simplify right side
    30,588,915,921.66x = 1,233,843,712,491,554,078,720
  5. Step 5: Solve for x
    x = 1,233,843,712,491,554,078,720/30,588,915,921.66
  6. Step 6: Final answer
    x = 40,336,300,758.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.