Home / 205,398,052,134.38-283,449,645,396.74-113,946,605,321.78

Finding the Fourth Proportional to 205,398,052,134.38, 283,449,645,396.74 and 113,946,605,321.78

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Solution

The fourth proportional to 205,398,052,134.38, 283,449,645,396.74 and 113,946,605,321.78 is: 157,246,500,329.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,398,052,134.38 : 283,449,645,396.74 = 113,946,605,321.78 : x
  2. Step 2: Convert to fraction form
    205,398,052,134.38/283,449,645,396.74 = 113,946,605,321.78/x
  3. Step 3: Cross multiply
    205,398,052,134.38x = 283,449,645,396.74 × 113,946,605,321.78
  4. Step 4: Simplify right side
    205,398,052,134.38x = 32,298,124,872,620,827,475,968
  5. Step 5: Solve for x
    x = 32,298,124,872,620,827,475,968/205,398,052,134.38
  6. Step 6: Final answer
    x = 157,246,500,329.47

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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.