Home / 1,978,597,292,593.70-2,966,196,148,522.90-687,640,824,161.44

Finding the Fourth Proportional to 1,978,597,292,593.70, 2,966,196,148,522.90 and 687,640,824,161.44

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Solution

The fourth proportional to 1,978,597,292,593.70, 2,966,196,148,522.90 and 687,640,824,161.44 is: 1,030,870,491,852.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,597,292,593.70 : 2,966,196,148,522.90 = 687,640,824,161.44 : x
  2. Step 2: Convert to fraction form
    1,978,597,292,593.70/2,966,196,148,522.90 = 687,640,824,161.44/x
  3. Step 3: Cross multiply
    1,978,597,292,593.70x = 2,966,196,148,522.90 × 687,640,824,161.44
  4. Step 4: Simplify right side
    1,978,597,292,593.70x = 2,039,677,564,194,775,740,973,056
  5. Step 5: Solve for x
    x = 2,039,677,564,194,775,740,973,056/1,978,597,292,593.70
  6. Step 6: Final answer
    x = 1,030,870,491,852.85

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