Home / 3,910,651,617.72-5,396,801,513.52-2,126,609,412.48

Finding the Fourth Proportional to 3,910,651,617.72, 5,396,801,513.52 and 2,126,609,412.48

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Solution

The fourth proportional to 3,910,651,617.72, 5,396,801,513.52 and 2,126,609,412.48 is: 2,934,776,609.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910,651,617.72 : 5,396,801,513.52 = 2,126,609,412.48 : x
  2. Step 2: Convert to fraction form
    3,910,651,617.72/5,396,801,513.52 = 2,126,609,412.48/x
  3. Step 3: Cross multiply
    3,910,651,617.72x = 5,396,801,513.52 × 2,126,609,412.48
  4. Step 4: Simplify right side
    3,910,651,617.72x = 11,476,888,895,937,943,552
  5. Step 5: Solve for x
    x = 11,476,888,895,937,943,552/3,910,651,617.72
  6. Step 6: Final answer
    x = 2,934,776,609.59

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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.