Finding the Fourth Proportional to 181,521,013.80, 272,281,520.70 and 58,699,093.80
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Solution
The fourth proportional to 181,521,013.80, 272,281,520.70 and 58,699,093.80 is: 88,048,640.70
Step by Step Solution
- Step 1: Write the proportion equation
181,521,013.80 : 272,281,520.70 = 58,699,093.80 : x - Step 2: Convert to fraction form
181,521,013.80/272,281,520.70 = 58,699,093.80/x - Step 3: Cross multiply
181,521,013.80x = 272,281,520.70 × 58,699,093.80 - Step 4: Simplify right side
181,521,013.80x = 15,982,678,523,575,940 - Step 5: Solve for x
x = 15,982,678,523,575,940/181,521,013.80 - Step 6: Final answer
x = 88,048,640.70
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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.