Home / 79,018,694.17-118,568,910.31-57,337,823.54

Finding the Fourth Proportional to 79,018,694.17, 118,568,910.31 and 57,337,823.54

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Solution

The fourth proportional to 79,018,694.17, 118,568,910.31 and 57,337,823.54 is: 86,036,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,018,694.17 : 118,568,910.31 = 57,337,823.54 : x
  2. Step 2: Convert to fraction form
    79,018,694.17/118,568,910.31 = 57,337,823.54/x
  3. Step 3: Cross multiply
    79,018,694.17x = 118,568,910.31 × 57,337,823.54
  4. Step 4: Simplify right side
    79,018,694.17x = 6,798,483,256,504,647
  5. Step 5: Solve for x
    x = 6,798,483,256,504,647/79,018,694.17
  6. Step 6: Final answer
    x = 86,036,390.85

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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.