Home / 1,028,560,147-1,419,388,859.98-605,201,229.47

Finding the Fourth Proportional to 1,028,560,147, 1,419,388,859.98 and 605,201,229.47

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Solution

The fourth proportional to 1,028,560,147, 1,419,388,859.98 and 605,201,229.47 is: 835,163,491.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,560,147 : 1,419,388,859.98 = 605,201,229.47 : x
  2. Step 2: Convert to fraction form
    1,028,560,147/1,419,388,859.98 = 605,201,229.47/x
  3. Step 3: Cross multiply
    1,028,560,147x = 1,419,388,859.98 × 605,201,229.47
  4. Step 4: Simplify right side
    1,028,560,147x = 859,015,883,155,917,696
  5. Step 5: Solve for x
    x = 859,015,883,155,917,696/1,028,560,147
  6. Step 6: Final answer
    x = 835,163,491.08

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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.