Home / 1,639,571,970,759.20-2,262,680,443,098.40-907,960,377,336.66

Finding the Fourth Proportional to 1,639,571,970,759.20, 2,262,680,443,098.40 and 907,960,377,336.66

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Solution

The fourth proportional to 1,639,571,970,759.20, 2,262,680,443,098.40 and 907,960,377,336.66 is: 1,253,024,707,391.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,571,970,759.20 : 2,262,680,443,098.40 = 907,960,377,336.66 : x
  2. Step 2: Convert to fraction form
    1,639,571,970,759.20/2,262,680,443,098.40 = 907,960,377,336.66/x
  3. Step 3: Cross multiply
    1,639,571,970,759.20x = 2,262,680,443,098.40 × 907,960,377,336.66
  4. Step 4: Simplify right side
    1,639,571,970,759.20x = 2,054,424,188,907,904,426,835,968
  5. Step 5: Solve for x
    x = 2,054,424,188,907,904,426,835,968/1,639,571,970,759.20
  6. Step 6: Final answer
    x = 1,253,024,707,391.53

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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.