Home / 1,978,597,292,592.70-2,966,196,148,521.40-687,640,824,160.44

Finding the Fourth Proportional to 1,978,597,292,592.70, 2,966,196,148,521.40 and 687,640,824,160.44

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Solution

The fourth proportional to 1,978,597,292,592.70, 2,966,196,148,521.40 and 687,640,824,160.44 is: 1,030,870,491,851.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,978,597,292,592.70 : 2,966,196,148,521.40 = 687,640,824,160.44 : x
  2. Step 2: Convert to fraction form
    1,978,597,292,592.70/2,966,196,148,521.40 = 687,640,824,160.44/x
  3. Step 3: Cross multiply
    1,978,597,292,592.70x = 2,966,196,148,521.40 × 687,640,824,160.44
  4. Step 4: Simplify right side
    1,978,597,292,592.70x = 2,039,677,564,190,778,200,162,304
  5. Step 5: Solve for x
    x = 2,039,677,564,190,778,200,162,304/1,978,597,292,592.70
  6. Step 6: Final answer
    x = 1,030,870,491,851.35

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