Home / 1,763,375,555.80-2,642,040,024.90-1,149,643,869.40

Finding the Fourth Proportional to 1,763,375,555.80, 2,642,040,024.90 and 1,149,643,869.40

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Solution

The fourth proportional to 1,763,375,555.80, 2,642,040,024.90 and 1,149,643,869.40 is: 1,722,494,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,375,555.80 : 2,642,040,024.90 = 1,149,643,869.40 : x
  2. Step 2: Convert to fraction form
    1,763,375,555.80/2,642,040,024.90 = 1,149,643,869.40/x
  3. Step 3: Cross multiply
    1,763,375,555.80x = 2,642,040,024.90 × 1,149,643,869.40
  4. Step 4: Simplify right side
    1,763,375,555.80x = 3,037,405,117,335,708,672
  5. Step 5: Solve for x
    x = 3,037,405,117,335,708,672/1,763,375,555.80
  6. Step 6: Final answer
    x = 1,722,494,738.77

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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.