Finding the Third Proportional to 142,117,152 and 310,980,016

Step by Step Solution

1. Step 1: Write the proportion equation
   142,117,152 : 310,980,016 = 310,980,016 : x
2. Step 2: Convert to fraction form
   142,117,152/310,980,016 = 310,980,016/x
3. Step 3: Cross multiply
   142,117,152x = 310,980,016 × 310,980,016
4. Step 4: Simplify right side
   142,117,152x = 96,708,570,351,360,256
5. Step 5: Solve for x
   x = 96,708,570,351,360,256/142,117,152
6. Step 6: Final answer
   x = 680,484,860.49