Home / 2,378,954,457.65-3,282,764,680.22-1,375,436,410.25

Finding the Fourth Proportional to 2,378,954,457.65, 3,282,764,680.22 and 1,375,436,410.25

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Solution

The fourth proportional to 2,378,954,457.65, 3,282,764,680.22 and 1,375,436,410.25 is: 1,897,990,965.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,954,457.65 : 3,282,764,680.22 = 1,375,436,410.25 : x
  2. Step 2: Convert to fraction form
    2,378,954,457.65/3,282,764,680.22 = 1,375,436,410.25/x
  3. Step 3: Cross multiply
    2,378,954,457.65x = 3,282,764,680.22 × 1,375,436,410.25
  4. Step 4: Simplify right side
    2,378,954,457.65x = 4,515,234,067,433,994,752
  5. Step 5: Solve for x
    x = 4,515,234,067,433,994,752/2,378,954,457.65
  6. Step 6: Final answer
    x = 1,897,990,965.28

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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.