Home / 18,409,672,494.24-27,611,485,432.56-7,926,066,494.88

Finding the Fourth Proportional to 18,409,672,494.24, 27,611,485,432.56 and 7,926,066,494.88

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Solution

The fourth proportional to 18,409,672,494.24, 27,611,485,432.56 and 7,926,066,494.88 is: 11,887,798,092.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409,672,494.24 : 27,611,485,432.56 = 7,926,066,494.88 : x
  2. Step 2: Convert to fraction form
    18,409,672,494.24/27,611,485,432.56 = 7,926,066,494.88/x
  3. Step 3: Cross multiply
    18,409,672,494.24x = 27,611,485,432.56 × 7,926,066,494.88
  4. Step 4: Simplify right side
    18,409,672,494.24x = 218,850,469,560,881,020,928
  5. Step 5: Solve for x
    x = 218,850,469,560,881,020,928/18,409,672,494.24
  6. Step 6: Final answer
    x = 11,887,798,092.52

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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.