Finding the Fourth Proportional to 117,816,595,514.26, 176,724,895,329.49 and 28,279,588,911.96
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Solution
The fourth proportional to 117,816,595,514.26, 176,724,895,329.49 and 28,279,588,911.96 is: 42,419,383,861.94
Step by Step Solution
- Step 1: Write the proportion equation
117,816,595,514.26 : 176,724,895,329.49 = 28,279,588,911.96 : x - Step 2: Convert to fraction form
117,816,595,514.26/176,724,895,329.49 = 28,279,588,911.96/x - Step 3: Cross multiply
117,816,595,514.26x = 176,724,895,329.49 × 28,279,588,911.96 - Step 4: Simplify right side
117,816,595,514.26x = 4,997,707,390,426,783,154,176 - Step 5: Solve for x
x = 4,997,707,390,426,783,154,176/117,816,595,514.26 - Step 6: Final answer
x = 42,419,383,861.94
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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.