Home / 303,336,758,861.98-418,446,022,843.43-187,556,508,087.14

Finding the Fourth Proportional to 303,336,758,861.98, 418,446,022,843.43 and 187,556,508,087.14

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Solution

The fourth proportional to 303,336,758,861.98, 418,446,022,843.43 and 187,556,508,087.14 is: 258,729,852,464.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,336,758,861.98 : 418,446,022,843.43 = 187,556,508,087.14 : x
  2. Step 2: Convert to fraction form
    303,336,758,861.98/418,446,022,843.43 = 187,556,508,087.14/x
  3. Step 3: Cross multiply
    303,336,758,861.98x = 418,446,022,843.43 × 187,556,508,087.14
  4. Step 4: Simplify right side
    303,336,758,861.98x = 78,482,274,867,465,357,885,440
  5. Step 5: Solve for x
    x = 78,482,274,867,465,357,885,440/303,336,758,861.98
  6. Step 6: Final answer
    x = 258,729,852,464.65

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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.