Home / 1,729,279,882.15-2,384,622,647.56-1,479,212,140.07

Finding the Fourth Proportional to 1,729,279,882.15, 2,384,622,647.56 and 1,479,212,140.07

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Solution

The fourth proportional to 1,729,279,882.15, 2,384,622,647.56 and 1,479,212,140.07 is: 2,039,787,084.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,279,882.15 : 2,384,622,647.56 = 1,479,212,140.07 : x
  2. Step 2: Convert to fraction form
    1,729,279,882.15/2,384,622,647.56 = 1,479,212,140.07/x
  3. Step 3: Cross multiply
    1,729,279,882.15x = 2,384,622,647.56 × 1,479,212,140.07
  4. Step 4: Simplify right side
    1,729,279,882.15x = 3,527,362,769,756,616,704
  5. Step 5: Solve for x
    x = 3,527,362,769,756,616,704/1,729,279,882.15
  6. Step 6: Final answer
    x = 2,039,787,084.88

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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.