Finding the Fourth Proportional to 201,282,155.30, 301,498,080.15 and 201,282,155.30

Step by Step Solution

1. Step 1: Write the proportion equation
   201,282,155.30 : 301,498,080.15 = 201,282,155.30 : x
2. Step 2: Convert to fraction form
   201,282,155.30/301,498,080.15 = 201,282,155.30/x
3. Step 3: Cross multiply
   201,282,155.30x = 301,498,080.15 × 201,282,155.30
4. Step 4: Simplify right side
   201,282,155.30x = 60,686,183,391,404,144
5. Step 5: Solve for x
   x = 60,686,183,391,404,144/201,282,155.30
6. Step 6: Final answer
   x = 301,498,080.15