Home / 2,631,761,521.36-3,943,489,353.72-971,383,500.88

Finding the Fourth Proportional to 2,631,761,521.36, 3,943,489,353.72 and 971,383,500.88

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Solution

The fourth proportional to 2,631,761,521.36, 3,943,489,353.72 and 971,383,500.88 is: 1,455,542,404.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,761,521.36 : 3,943,489,353.72 = 971,383,500.88 : x
  2. Step 2: Convert to fraction form
    2,631,761,521.36/3,943,489,353.72 = 971,383,500.88/x
  3. Step 3: Cross multiply
    2,631,761,521.36x = 3,943,489,353.72 × 971,383,500.88
  4. Step 4: Simplify right side
    2,631,761,521.36x = 3,830,640,494,099,542,016
  5. Step 5: Solve for x
    x = 3,830,640,494,099,542,016/2,631,761,521.36
  6. Step 6: Final answer
    x = 1,455,542,404.97

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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.