Home / 313,525,129.91-432,647,736.14-174,286,013.27

Finding the Fourth Proportional to 313,525,129.91, 432,647,736.14 and 174,286,013.27

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Solution

The fourth proportional to 313,525,129.91, 432,647,736.14 and 174,286,013.27 is: 240,505,279.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,525,129.91 : 432,647,736.14 = 174,286,013.27 : x
  2. Step 2: Convert to fraction form
    313,525,129.91/432,647,736.14 = 174,286,013.27/x
  3. Step 3: Cross multiply
    313,525,129.91x = 432,647,736.14 × 174,286,013.27
  4. Step 4: Simplify right side
    313,525,129.91x = 75,404,449,080,403,968
  5. Step 5: Solve for x
    x = 75,404,449,080,403,968/313,525,129.91
  6. Step 6: Final answer
    x = 240,505,279.76

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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.