Finding the Fourth Proportional to 136,790,772.54, 205,186,571.37 and 33,159,571.26
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Solution
The fourth proportional to 136,790,772.54, 205,186,571.37 and 33,159,571.26 is: 49,739,456.90
Step by Step Solution
- Step 1: Write the proportion equation
136,790,772.54 : 205,186,571.37 = 33,159,571.26 : x - Step 2: Convert to fraction form
136,790,772.54/205,186,571.37 = 33,159,571.26/x - Step 3: Cross multiply
136,790,772.54x = 205,186,571.37 × 33,159,571.26 - Step 4: Simplify right side
136,790,772.54x = 6,803,898,734,938,591 - Step 5: Solve for x
x = 6,803,898,734,938,591/136,790,772.54 - Step 6: Final answer
x = 49,739,456.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.