Home / 1,489,057,008.60-2,233,585,512.90-1,259,474,496.60

Finding the Fourth Proportional to 1,489,057,008.60, 2,233,585,512.90 and 1,259,474,496.60

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Solution

The fourth proportional to 1,489,057,008.60, 2,233,585,512.90 and 1,259,474,496.60 is: 1,889,211,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,057,008.60 : 2,233,585,512.90 = 1,259,474,496.60 : x
  2. Step 2: Convert to fraction form
    1,489,057,008.60/2,233,585,512.90 = 1,259,474,496.60/x
  3. Step 3: Cross multiply
    1,489,057,008.60x = 2,233,585,512.90 × 1,259,474,496.60
  4. Step 4: Simplify right side
    1,489,057,008.60x = 2,813,143,989,472,780,288
  5. Step 5: Solve for x
    x = 2,813,143,989,472,780,288/1,489,057,008.60
  6. Step 6: Final answer
    x = 1,889,211,744.90

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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.