Home / 1,940,651,231.40-2,910,976,847.10-1,889,632,895.40

Finding the Fourth Proportional to 1,940,651,231.40, 2,910,976,847.10 and 1,889,632,895.40

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Solution

The fourth proportional to 1,940,651,231.40, 2,910,976,847.10 and 1,889,632,895.40 is: 2,834,449,343.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,651,231.40 : 2,910,976,847.10 = 1,889,632,895.40 : x
  2. Step 2: Convert to fraction form
    1,940,651,231.40/2,910,976,847.10 = 1,889,632,895.40/x
  3. Step 3: Cross multiply
    1,940,651,231.40x = 2,910,976,847.10 × 1,889,632,895.40
  4. Step 4: Simplify right side
    1,940,651,231.40x = 5,500,677,608,027,935,744
  5. Step 5: Solve for x
    x = 5,500,677,608,027,935,744/1,940,651,231.40
  6. Step 6: Final answer
    x = 2,834,449,343.10

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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.