Finding the Fourth Proportional to 214,599,046.65, 296,153,837.60 and 120,529,770.70
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Solution
The fourth proportional to 214,599,046.65, 296,153,837.60 and 120,529,770.70 is: 166,335,101.17
Step by Step Solution
- Step 1: Write the proportion equation
214,599,046.65 : 296,153,837.60 = 120,529,770.70 : x - Step 2: Convert to fraction form
214,599,046.65/296,153,837.60 = 120,529,770.70/x - Step 3: Cross multiply
214,599,046.65x = 296,153,837.60 × 120,529,770.70 - Step 4: Simplify right side
214,599,046.65x = 35,695,354,136,510,008 - Step 5: Solve for x
x = 35,695,354,136,510,008/214,599,046.65 - Step 6: Final answer
x = 166,335,101.17
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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.