Home / 18,361,423,691.88-27,542,043,934.64-7,170,434,919.04

Finding the Fourth Proportional to 18,361,423,691.88, 27,542,043,934.64 and 7,170,434,919.04

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Solution

The fourth proportional to 18,361,423,691.88, 27,542,043,934.64 and 7,170,434,919.04 is: 10,755,616,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361,423,691.88 : 27,542,043,934.64 = 7,170,434,919.04 : x
  2. Step 2: Convert to fraction form
    18,361,423,691.88/27,542,043,934.64 = 7,170,434,919.04/x
  3. Step 3: Cross multiply
    18,361,423,691.88x = 27,542,043,934.64 × 7,170,434,919.04
  4. Step 4: Simplify right side
    18,361,423,691.88x = 197,488,433,570,676,473,856
  5. Step 5: Solve for x
    x = 197,488,433,570,676,473,856/18,361,423,691.88
  6. Step 6: Final answer
    x = 10,755,616,606.03

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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.