Finding the Fourth Proportional to 214,902,395.73, 296,563,523.37 and 120,816,962.05
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Solution
The fourth proportional to 214,902,395.73, 296,563,523.37 and 120,816,962.05 is: 166,726,405.38
Step by Step Solution
- Step 1: Write the proportion equation
214,902,395.73 : 296,563,523.37 = 120,816,962.05 : x - Step 2: Convert to fraction form
214,902,395.73/296,563,523.37 = 120,816,962.05/x - Step 3: Cross multiply
214,902,395.73x = 296,563,523.37 × 120,816,962.05 - Step 4: Simplify right side
214,902,395.73x = 35,829,903,947,971,972 - Step 5: Solve for x
x = 35,829,903,947,971,972/214,902,395.73 - Step 6: Final answer
x = 166,726,405.38
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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.