Home / 3,377,786,907.18-4,661,383,849.42-1,929,554,556.21

Finding the Fourth Proportional to 3,377,786,907.18, 4,661,383,849.42 and 1,929,554,556.21

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Solution

The fourth proportional to 3,377,786,907.18, 4,661,383,849.42 and 1,929,554,556.21 is: 2,662,806,947.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,377,786,907.18 : 4,661,383,849.42 = 1,929,554,556.21 : x
  2. Step 2: Convert to fraction form
    3,377,786,907.18/4,661,383,849.42 = 1,929,554,556.21/x
  3. Step 3: Cross multiply
    3,377,786,907.18x = 4,661,383,849.42 × 1,929,554,556.21
  4. Step 4: Simplify right side
    3,377,786,907.18x = 8,994,394,444,892,069,888
  5. Step 5: Solve for x
    x = 8,994,394,444,892,069,888/3,377,786,907.18
  6. Step 6: Final answer
    x = 2,662,806,947.88

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1.5x scale

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.