Home / 1,300,100,929,840.60-1,794,143,475,493.40-722,037,448,617.75

Finding the Fourth Proportional to 1,300,100,929,840.60, 1,794,143,475,493.40 and 722,037,448,617.75

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Solution

The fourth proportional to 1,300,100,929,840.60, 1,794,143,475,493.40 and 722,037,448,617.75 is: 996,414,007,378.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,100,929,840.60 : 1,794,143,475,493.40 = 722,037,448,617.75 : x
  2. Step 2: Convert to fraction form
    1,300,100,929,840.60/1,794,143,475,493.40 = 722,037,448,617.75/x
  3. Step 3: Cross multiply
    1,300,100,929,840.60x = 1,794,143,475,493.40 × 722,037,448,617.75
  4. Step 4: Simplify right side
    1,300,100,929,840.60x = 1,295,438,777,499,437,068,451,840
  5. Step 5: Solve for x
    x = 1,295,438,777,499,437,068,451,840/1,300,100,929,840.60
  6. Step 6: Final answer
    x = 996,414,007,378.85

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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.