Home / 157,776,310.30-236,552,491.05-71,556,022.30

Finding the Fourth Proportional to 157,776,310.30, 236,552,491.05 and 71,556,022.30

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Solution

The fourth proportional to 157,776,310.30, 236,552,491.05 and 71,556,022.30 is: 107,283,249.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,776,310.30 : 236,552,491.05 = 71,556,022.30 : x
  2. Step 2: Convert to fraction form
    157,776,310.30/236,552,491.05 = 71,556,022.30/x
  3. Step 3: Cross multiply
    157,776,310.30x = 236,552,491.05 × 71,556,022.30
  4. Step 4: Simplify right side
    157,776,310.30x = 16,926,755,324,694,350
  5. Step 5: Solve for x
    x = 16,926,755,324,694,350/157,776,310.30
  6. Step 6: Final answer
    x = 107,283,249.89

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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.