Home / 1,639,571,970,469.40-2,262,680,442,698.20-907,960,377,046.75

Finding the Fourth Proportional to 1,639,571,970,469.40, 2,262,680,442,698.20 and 907,960,377,046.75

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Solution

The fourth proportional to 1,639,571,970,469.40, 2,262,680,442,698.20 and 907,960,377,046.75 is: 1,253,024,706,991.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,571,970,469.40 : 2,262,680,442,698.20 = 907,960,377,046.75 : x
  2. Step 2: Convert to fraction form
    1,639,571,970,469.40/2,262,680,442,698.20 = 907,960,377,046.75/x
  3. Step 3: Cross multiply
    1,639,571,970,469.40x = 2,262,680,442,698.20 × 907,960,377,046.75
  4. Step 4: Simplify right side
    1,639,571,970,469.40x = 2,054,424,187,888,565,074,526,208
  5. Step 5: Solve for x
    x = 2,054,424,187,888,565,074,526,208/1,639,571,970,469.40
  6. Step 6: Final answer
    x = 1,253,024,706,991.30

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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.