Home / 1,639,571,970,468.80-2,262,680,442,697.30-907,960,377,046.15

Finding the Fourth Proportional to 1,639,571,970,468.80, 2,262,680,442,697.30 and 907,960,377,046.15

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Solution

The fourth proportional to 1,639,571,970,468.80, 2,262,680,442,697.30 and 907,960,377,046.15 is: 1,253,024,706,990.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,571,970,468.80 : 2,262,680,442,697.30 = 907,960,377,046.15 : x
  2. Step 2: Convert to fraction form
    1,639,571,970,468.80/2,262,680,442,697.30 = 907,960,377,046.15/x
  3. Step 3: Cross multiply
    1,639,571,970,468.80x = 2,262,680,442,697.30 × 907,960,377,046.15
  4. Step 4: Simplify right side
    1,639,571,970,468.80x = 2,054,424,187,886,389,942,026,240
  5. Step 5: Solve for x
    x = 2,054,424,187,886,389,942,026,240/1,639,571,970,468.80
  6. Step 6: Final answer
    x = 1,253,024,706,990.43

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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.