Finding the Fourth Proportional to 181,580,853.14, 250,560,884.34 and 102,180,578.39
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Solution
The fourth proportional to 181,580,853.14, 250,560,884.34 and 102,180,578.39 is: 140,997,553.65
Step by Step Solution
- Step 1: Write the proportion equation
181,580,853.14 : 250,560,884.34 = 102,180,578.39 : x - Step 2: Convert to fraction form
181,580,853.14/250,560,884.34 = 102,180,578.39/x - Step 3: Cross multiply
181,580,853.14x = 250,560,884.34 × 102,180,578.39 - Step 4: Simplify right side
181,580,853.14x = 25,602,456,082,518,292 - Step 5: Solve for x
x = 25,602,456,082,518,292/181,580,853.14 - Step 6: Final answer
x = 140,997,553.65
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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.