Home / 1,469,729,062.79-2,028,222,555.68-800,679,605.55

Finding the Fourth Proportional to 1,469,729,062.79, 2,028,222,555.68 and 800,679,605.55

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Solution

The fourth proportional to 1,469,729,062.79, 2,028,222,555.68 and 800,679,605.55 is: 1,104,935,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,729,062.79 : 2,028,222,555.68 = 800,679,605.55 : x
  2. Step 2: Convert to fraction form
    1,469,729,062.79/2,028,222,555.68 = 800,679,605.55/x
  3. Step 3: Cross multiply
    1,469,729,062.79x = 2,028,222,555.68 × 800,679,605.55
  4. Step 4: Simplify right side
    1,469,729,062.79x = 1,623,956,435,845,471,744
  5. Step 5: Solve for x
    x = 1,623,956,435,845,471,744/1,469,729,062.79
  6. Step 6: Final answer
    x = 1,104,935,921.16

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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.