Home / 319,694,799.43-441,174,166.36-178,568,028.01

Finding the Fourth Proportional to 319,694,799.43, 441,174,166.36 and 178,568,028.01

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Solution

The fourth proportional to 319,694,799.43, 441,174,166.36 and 178,568,028.01 is: 246,421,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,694,799.43 : 441,174,166.36 = 178,568,028.01 : x
  2. Step 2: Convert to fraction form
    319,694,799.43/441,174,166.36 = 178,568,028.01/x
  3. Step 3: Cross multiply
    319,694,799.43x = 441,174,166.36 × 178,568,028.01
  4. Step 4: Simplify right side
    319,694,799.43x = 78,779,600,897,452,048
  5. Step 5: Solve for x
    x = 78,779,600,897,452,048/319,694,799.43
  6. Step 6: Final answer
    x = 246,421,277.53

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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.