Finding the Fourth Proportional to 427,468,150.68, 641,616,859.09 and 206,295,139.37
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Solution
The fourth proportional to 427,468,150.68, 641,616,859.09 and 206,295,139.37 is: 309,642,810.02
Step by Step Solution
- Step 1: Write the proportion equation
427,468,150.68 : 641,616,859.09 = 206,295,139.37 : x - Step 2: Convert to fraction form
427,468,150.68/641,616,859.09 = 206,295,139.37/x - Step 3: Cross multiply
427,468,150.68x = 641,616,859.09 × 206,295,139.37 - Step 4: Simplify right side
427,468,150.68x = 132,362,439,369,973,056 - Step 5: Solve for x
x = 132,362,439,369,973,056/427,468,150.68 - Step 6: Final answer
x = 309,642,810.02
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