Home / 38,768,230,107.36-53,500,157,650.80-20,946,887,613.36

Finding the Fourth Proportional to 38,768,230,107.36, 53,500,157,650.80 and 20,946,887,613.36

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Solution

The fourth proportional to 38,768,230,107.36, 53,500,157,650.80 and 20,946,887,613.36 is: 28,906,704,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,768,230,107.36 : 53,500,157,650.80 = 20,946,887,613.36 : x
  2. Step 2: Convert to fraction form
    38,768,230,107.36/53,500,157,650.80 = 20,946,887,613.36/x
  3. Step 3: Cross multiply
    38,768,230,107.36x = 53,500,157,650.80 × 20,946,887,613.36
  4. Step 4: Simplify right side
    38,768,230,107.36x = 1,120,661,789,608,349,794,304
  5. Step 5: Solve for x
    x = 1,120,661,789,608,349,794,304/38,768,230,107.36
  6. Step 6: Final answer
    x = 28,906,704,961.90

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1.5x scale

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.