Finding the Fourth Proportional to 180,273,268.44, 248,790,472.92 and 100,896,268.68
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Solution
The fourth proportional to 180,273,268.44, 248,790,472.92 and 100,896,268.68 is: 139,244,329.56
Step by Step Solution
- Step 1: Write the proportion equation
180,273,268.44 : 248,790,472.92 = 100,896,268.68 : x - Step 2: Convert to fraction form
180,273,268.44/248,790,472.92 = 100,896,268.68/x - Step 3: Cross multiply
180,273,268.44x = 248,790,472.92 × 100,896,268.68 - Step 4: Simplify right side
180,273,268.44x = 25,102,030,400,760,584 - Step 5: Solve for x
x = 25,102,030,400,760,584/180,273,268.44 - Step 6: Final answer
x = 139,244,329.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.