Home / 3,910,651,648.83-5,396,801,556.47-2,126,609,443.62

Finding the Fourth Proportional to 3,910,651,648.83, 5,396,801,556.47 and 2,126,609,443.62

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Solution

The fourth proportional to 3,910,651,648.83, 5,396,801,556.47 and 2,126,609,443.62 is: 2,934,776,652.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,651,648.83 : 5,396,801,556.47 = 2,126,609,443.62 : x
  2. Step 2: Convert to fraction form
    3,910,651,648.83/5,396,801,556.47 = 2,126,609,443.62/x
  3. Step 3: Cross multiply
    3,910,651,648.83x = 5,396,801,556.47 × 2,126,609,443.62
  4. Step 4: Simplify right side
    3,910,651,648.83x = 11,476,889,155,321,583,616
  5. Step 5: Solve for x
    x = 11,476,889,155,321,583,616/3,910,651,648.83
  6. Step 6: Final answer
    x = 2,934,776,652.57

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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.