Finding the Fourth Proportional to 181,675,117.70, 272,187,907.05 and 110,560,438.70
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Solution
The fourth proportional to 181,675,117.70, 272,187,907.05 and 110,560,438.70 is: 165,643,015.91
Step by Step Solution
- Step 1: Write the proportion equation
181,675,117.70 : 272,187,907.05 = 110,560,438.70 : x - Step 2: Convert to fraction form
181,675,117.70/272,187,907.05 = 110,560,438.70/x - Step 3: Cross multiply
181,675,117.70x = 272,187,907.05 × 110,560,438.70 - Step 4: Simplify right side
181,675,117.70x = 30,093,214,412,282,824 - Step 5: Solve for x
x = 30,093,214,412,282,824/181,675,117.70 - Step 6: Final answer
x = 165,643,015.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.