Finding the Third Proportional to 139,258,466,548 and 209,035,094,942

Step by Step Solution

1. Step 1: Write the proportion equation
   139,258,466,548 : 209,035,094,942 = 209,035,094,942 : x
2. Step 2: Convert to fraction form
   139,258,466,548/209,035,094,942 = 209,035,094,942/x
3. Step 3: Cross multiply
   139,258,466,548x = 209,035,094,942 × 209,035,094,942
4. Step 4: Simplify right side
   139,258,466,548x = 43,695,670,917,410,955,722,752
5. Step 5: Solve for x
   x = 43,695,670,917,410,955,722,752/139,258,466,548
6. Step 6: Final answer
   x = 313,773,891,100.19