Home / 202,187,992,046.35-279,028,199,793.34-111,967,445,670.48

Finding the Fourth Proportional to 202,187,992,046.35, 279,028,199,793.34 and 111,967,445,670.48

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Solution

The fourth proportional to 202,187,992,046.35, 279,028,199,793.34 and 111,967,445,670.48 is: 154,519,932,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,187,992,046.35 : 279,028,199,793.34 = 111,967,445,670.48 : x
  2. Step 2: Convert to fraction form
    202,187,992,046.35/279,028,199,793.34 = 111,967,445,670.48/x
  3. Step 3: Cross multiply
    202,187,992,046.35x = 279,028,199,793.34 × 111,967,445,670.48
  4. Step 4: Simplify right side
    202,187,992,046.35x = 31,242,074,800,892,638,396,416
  5. Step 5: Solve for x
    x = 31,242,074,800,892,638,396,416/202,187,992,046.35
  6. Step 6: Final answer
    x = 154,519,932,092.36

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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.