Home / 2,810,509,861.61-3,878,370,556.97-1,682,101,350.33

Finding the Fourth Proportional to 2,810,509,861.61, 3,878,370,556.97 and 1,682,101,350.33

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Solution

The fourth proportional to 2,810,509,861.61, 3,878,370,556.97 and 1,682,101,350.33 is: 2,321,220,231.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,509,861.61 : 3,878,370,556.97 = 1,682,101,350.33 : x
  2. Step 2: Convert to fraction form
    2,810,509,861.61/3,878,370,556.97 = 1,682,101,350.33/x
  3. Step 3: Cross multiply
    2,810,509,861.61x = 3,878,370,556.97 × 1,682,101,350.33
  4. Step 4: Simplify right side
    2,810,509,861.61x = 6,523,812,350,950,940,672
  5. Step 5: Solve for x
    x = 6,523,812,350,950,940,672/2,810,509,861.61
  6. Step 6: Final answer
    x = 2,321,220,231.27

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1.5x scale

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.