Home / 1,259,713,073.70-1,889,569,610.55-1,098,469,937.70

Finding the Fourth Proportional to 1,259,713,073.70, 1,889,569,610.55 and 1,098,469,937.70

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Solution

The fourth proportional to 1,259,713,073.70, 1,889,569,610.55 and 1,098,469,937.70 is: 1,647,704,906.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,713,073.70 : 1,889,569,610.55 = 1,098,469,937.70 : x
  2. Step 2: Convert to fraction form
    1,259,713,073.70/1,889,569,610.55 = 1,098,469,937.70/x
  3. Step 3: Cross multiply
    1,259,713,073.70x = 1,889,569,610.55 × 1,098,469,937.70
  4. Step 4: Simplify right side
    1,259,713,073.70x = 2,075,635,412,380,671,744
  5. Step 5: Solve for x
    x = 2,075,635,412,380,671,744/1,259,713,073.70
  6. Step 6: Final answer
    x = 1,647,704,906.55

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.