Home / 181,868,785.80-272,895,324.30-79,633,825.80

Finding the Fourth Proportional to 181,868,785.80, 272,895,324.30 and 79,633,825.80

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Solution

The fourth proportional to 181,868,785.80, 272,895,324.30 and 79,633,825.80 is: 119,491,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,868,785.80 : 272,895,324.30 = 79,633,825.80 : x
  2. Step 2: Convert to fraction form
    181,868,785.80/272,895,324.30 = 79,633,825.80/x
  3. Step 3: Cross multiply
    181,868,785.80x = 272,895,324.30 × 79,633,825.80
  4. Step 4: Simplify right side
    181,868,785.80x = 21,731,698,716,940,708
  5. Step 5: Solve for x
    x = 21,731,698,716,940,708/181,868,785.80
  6. Step 6: Final answer
    x = 119,491,085.96

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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.