Home / 180,216,773.25-279,179,445.75

Finding the Third Proportional to 180,216,773.25 and 279,179,445.75

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Solution

The third proportional to 180,216,773.25 and 279,179,445.75 is: 432,485,620.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,216,773.25 : 279,179,445.75 = 279,179,445.75 : x
  2. Step 2: Convert to fraction form
    180,216,773.25/279,179,445.75 = 279,179,445.75/x
  3. Step 3: Cross multiply
    180,216,773.25x = 279,179,445.75 × 279,179,445.75
  4. Step 4: Simplify right side
    180,216,773.25x = 77,941,162,929,277,200
  5. Step 5: Solve for x
    x = 77,941,162,929,277,200/180,216,773.25
  6. Step 6: Final answer
    x = 432,485,620.09

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.