Home / 1,639,571,970,469.10-2,262,680,442,697.70-907,960,377,046.40

Finding the Fourth Proportional to 1,639,571,970,469.10, 2,262,680,442,697.70 and 907,960,377,046.40

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Solution

The fourth proportional to 1,639,571,970,469.10, 2,262,680,442,697.70 and 907,960,377,046.40 is: 1,253,024,706,990.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,571,970,469.10 : 2,262,680,442,697.70 = 907,960,377,046.40 : x
  2. Step 2: Convert to fraction form
    1,639,571,970,469.10/2,262,680,442,697.70 = 907,960,377,046.40/x
  3. Step 3: Cross multiply
    1,639,571,970,469.10x = 2,262,680,442,697.70 × 907,960,377,046.40
  4. Step 4: Simplify right side
    1,639,571,970,469.10x = 2,054,424,187,887,319,265,574,912
  5. Step 5: Solve for x
    x = 2,054,424,187,887,319,265,574,912/1,639,571,970,469.10
  6. Step 6: Final answer
    x = 1,253,024,706,990.77

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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.