Home / 1,726,108,640.10-2,589,414,902.55-561,378,924.90

Finding the Fourth Proportional to 1,726,108,640.10, 2,589,414,902.55 and 561,378,924.90

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Solution

The fourth proportional to 1,726,108,640.10, 2,589,414,902.55 and 561,378,924.90 is: 842,150,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,108,640.10 : 2,589,414,902.55 = 561,378,924.90 : x
  2. Step 2: Convert to fraction form
    1,726,108,640.10/2,589,414,902.55 = 561,378,924.90/x
  3. Step 3: Cross multiply
    1,726,108,640.10x = 2,589,414,902.55 × 561,378,924.90
  4. Step 4: Simplify right side
    1,726,108,640.10x = 1,453,642,954,113,557,248
  5. Step 5: Solve for x
    x = 1,453,642,954,113,557,248/1,726,108,640.10
  6. Step 6: Final answer
    x = 842,150,326.08

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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.