Home / 929,297,141.62-1,282,522,694.51-693,939,194.55

Finding the Fourth Proportional to 929,297,141.62, 1,282,522,694.51 and 693,939,194.55

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Solution

The fourth proportional to 929,297,141.62, 1,282,522,694.51 and 693,939,194.55 is: 957,705,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,297,141.62 : 1,282,522,694.51 = 693,939,194.55 : x
  2. Step 2: Convert to fraction form
    929,297,141.62/1,282,522,694.51 = 693,939,194.55/x
  3. Step 3: Cross multiply
    929,297,141.62x = 1,282,522,694.51 × 693,939,194.55
  4. Step 4: Simplify right side
    929,297,141.62x = 889,992,765,622,099,968
  5. Step 5: Solve for x
    x = 889,992,765,622,099,968/929,297,141.62
  6. Step 6: Final answer
    x = 957,705,265.37

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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.