Finding the Fourth Proportional to 145,008,111,690.42, 200,102,177,638.56 and 79,898,895,406.86

Step by Step Solution

1. Step 1: Write the proportion equation
   145,008,111,690.42 : 200,102,177,638.56 = 79,898,895,406.86 : x
2. Step 2: Convert to fraction form
   145,008,111,690.42/200,102,177,638.56 = 79,898,895,406.86/x
3. Step 3: Cross multiply
   145,008,111,690.42x = 200,102,177,638.56 × 79,898,895,406.86
4. Step 4: Simplify right side
   145,008,111,690.42x = 15,987,942,961,827,224,223,744
5. Step 5: Solve for x
   x = 15,987,942,961,827,224,223,744/145,008,111,690.42
6. Step 6: Final answer
   x = 110,255,507,608.84