Home / 273,453,757,311.23-410,143,400,974.39-71,978,620,845.47

Finding the Fourth Proportional to 273,453,757,311.23, 410,143,400,974.39 and 71,978,620,845.47

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Solution

The fourth proportional to 273,453,757,311.23, 410,143,400,974.39 and 71,978,620,845.47 is: 107,958,130,256.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,453,757,311.23 : 410,143,400,974.39 = 71,978,620,845.47 : x
  2. Step 2: Convert to fraction form
    273,453,757,311.23/410,143,400,974.39 = 71,978,620,845.47/x
  3. Step 3: Cross multiply
    273,453,757,311.23x = 410,143,400,974.39 × 71,978,620,845.47
  4. Step 4: Simplify right side
    273,453,757,311.23x = 29,521,556,351,005,136,781,312
  5. Step 5: Solve for x
    x = 29,521,556,351,005,136,781,312/273,453,757,311.23
  6. Step 6: Final answer
    x = 107,958,130,256.76

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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.