Home / 1,579,263,147,006.70-2,179,383,142,869.20-903,372,231,678.62

Finding the Fourth Proportional to 1,579,263,147,006.70, 2,179,383,142,869.20 and 903,372,231,678.62

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Solution

The fourth proportional to 1,579,263,147,006.70, 2,179,383,142,869.20 and 903,372,231,678.62 is: 1,246,653,679,716.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,263,147,006.70 : 2,179,383,142,869.20 = 903,372,231,678.62 : x
  2. Step 2: Convert to fraction form
    1,579,263,147,006.70/2,179,383,142,869.20 = 903,372,231,678.62/x
  3. Step 3: Cross multiply
    1,579,263,147,006.70x = 2,179,383,142,869.20 × 903,372,231,678.62
  4. Step 4: Simplify right side
    1,579,263,147,006.70x = 1,968,794,213,456,513,897,332,736
  5. Step 5: Solve for x
    x = 1,968,794,213,456,513,897,332,736/1,579,263,147,006.70
  6. Step 6: Final answer
    x = 1,246,653,679,716.47

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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.