Home / 50,546,997,999.79-69,757,049,932.06-27,991,861,405.82

Finding the Fourth Proportional to 50,546,997,999.79, 69,757,049,932.06 and 27,991,861,405.82

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Solution

The fourth proportional to 50,546,997,999.79, 69,757,049,932.06 and 27,991,861,405.82 is: 38,629,983,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,546,997,999.79 : 69,757,049,932.06 = 27,991,861,405.82 : x
  2. Step 2: Convert to fraction form
    50,546,997,999.79/69,757,049,932.06 = 27,991,861,405.82/x
  3. Step 3: Cross multiply
    50,546,997,999.79x = 69,757,049,932.06 × 27,991,861,405.82
  4. Step 4: Simplify right side
    50,546,997,999.79x = 1,952,629,673,776,599,793,664
  5. Step 5: Solve for x
    x = 1,952,629,673,776,599,793,664/50,546,997,999.79
  6. Step 6: Final answer
    x = 38,629,983,006.80

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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.