Home / 534,858,645,353.75-738,110,783,277.35-290,989,500,610.12

Finding the Fourth Proportional to 534,858,645,353.75, 738,110,783,277.35 and 290,989,500,610.12

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Solution

The fourth proportional to 534,858,645,353.75, 738,110,783,277.35 and 290,989,500,610.12 is: 401,568,694,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,858,645,353.75 : 738,110,783,277.35 = 290,989,500,610.12 : x
  2. Step 2: Convert to fraction form
    534,858,645,353.75/738,110,783,277.35 = 290,989,500,610.12/x
  3. Step 3: Cross multiply
    534,858,645,353.75x = 738,110,783,277.35 × 290,989,500,610.12
  4. Step 4: Simplify right side
    534,858,645,353.75x = 214,782,488,220,820,582,694,912
  5. Step 5: Solve for x
    x = 214,782,488,220,820,582,694,912/534,858,645,353.75
  6. Step 6: Final answer
    x = 401,568,694,993.73

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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.