Home / 15,377,260,809,704-21,220,640,931,474-8,345,859,065,672

Finding the Fourth Proportional to 15,377,260,809,704, 21,220,640,931,474 and 8,345,859,065,672

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Solution

The fourth proportional to 15,377,260,809,704, 21,220,640,931,474 and 8,345,859,065,672 is: 11,517,296,915,816.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,377,260,809,704 : 21,220,640,931,474 = 8,345,859,065,672 : x
  2. Step 2: Convert to fraction form
    15,377,260,809,704/21,220,640,931,474 = 8,345,859,065,672/x
  3. Step 3: Cross multiply
    15,377,260,809,704x = 21,220,640,931,474 × 8,345,859,065,672
  4. Step 4: Simplify right side
    15,377,260,809,704x = 177,104,478,497,312,608,320,749,568
  5. Step 5: Solve for x
    x = 177,104,478,497,312,608,320,749,568/15,377,260,809,704
  6. Step 6: Final answer
    x = 11,517,296,915,816.68

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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.