Home / 3,099,961,899.54-4,278,017,996.76-1,761,641,115.12

Finding the Fourth Proportional to 3,099,961,899.54, 4,278,017,996.76 and 1,761,641,115.12

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Solution

The fourth proportional to 3,099,961,899.54, 4,278,017,996.76 and 1,761,641,115.12 is: 2,431,104,845.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099,961,899.54 : 4,278,017,996.76 = 1,761,641,115.12 : x
  2. Step 2: Convert to fraction form
    3,099,961,899.54/4,278,017,996.76 = 1,761,641,115.12/x
  3. Step 3: Cross multiply
    3,099,961,899.54x = 4,278,017,996.76 × 1,761,641,115.12
  4. Step 4: Simplify right side
    3,099,961,899.54x = 7,536,332,394,315,714,560
  5. Step 5: Solve for x
    x = 7,536,332,394,315,714,560/3,099,961,899.54
  6. Step 6: Final answer
    x = 2,431,104,845.33

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Double scale
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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.