Home / 190,259,195.93-262,553,224.79-111,947,821.64

Finding the Fourth Proportional to 190,259,195.93, 262,553,224.79 and 111,947,821.64

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Solution

The fourth proportional to 190,259,195.93, 262,553,224.79 and 111,947,821.64 is: 154,485,366.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,259,195.93 : 262,553,224.79 = 111,947,821.64 : x
  2. Step 2: Convert to fraction form
    190,259,195.93/262,553,224.79 = 111,947,821.64/x
  3. Step 3: Cross multiply
    190,259,195.93x = 262,553,224.79 × 111,947,821.64
  4. Step 4: Simplify right side
    190,259,195.93x = 29,392,261,579,797,744
  5. Step 5: Solve for x
    x = 29,392,261,579,797,744/190,259,195.93
  6. Step 6: Final answer
    x = 154,485,366.32

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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.