Home / 2,569,674,122.80-3,545,836,778.64-1,440,383,255.44

Finding the Fourth Proportional to 2,569,674,122.80, 3,545,836,778.64 and 1,440,383,255.44

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Solution

The fourth proportional to 2,569,674,122.80, 3,545,836,778.64 and 1,440,383,255.44 is: 1,987,553,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569,674,122.80 : 3,545,836,778.64 = 1,440,383,255.44 : x
  2. Step 2: Convert to fraction form
    2,569,674,122.80/3,545,836,778.64 = 1,440,383,255.44/x
  3. Step 3: Cross multiply
    2,569,674,122.80x = 3,545,836,778.64 × 1,440,383,255.44
  4. Step 4: Simplify right side
    2,569,674,122.80x = 5,107,363,922,476,365,824
  5. Step 5: Solve for x
    x = 5,107,363,922,476,365,824/2,569,674,122.80
  6. Step 6: Final answer
    x = 1,987,553,159.82

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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.