Home / 2,691,403,046.72-4,037,077,656.48-851,156,037.44

Finding the Fourth Proportional to 2,691,403,046.72, 4,037,077,656.48 and 851,156,037.44

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Solution

The fourth proportional to 2,691,403,046.72, 4,037,077,656.48 and 851,156,037.44 is: 1,276,725,544.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,403,046.72 : 4,037,077,656.48 = 851,156,037.44 : x
  2. Step 2: Convert to fraction form
    2,691,403,046.72/4,037,077,656.48 = 851,156,037.44/x
  3. Step 3: Cross multiply
    2,691,403,046.72x = 4,037,077,656.48 × 851,156,037.44
  4. Step 4: Simplify right side
    2,691,403,046.72x = 3,436,183,020,927,078,400
  5. Step 5: Solve for x
    x = 3,436,183,020,927,078,400/2,691,403,046.72
  6. Step 6: Final answer
    x = 1,276,725,544.74

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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.