Finding the Fourth Proportional to 222,207,306.99, 333,310,008.49 and 56,212,383.13
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Solution
The fourth proportional to 222,207,306.99, 333,310,008.49 and 56,212,383.13 is: 84,318,333.87
Step by Step Solution
- Step 1: Write the proportion equation
222,207,306.99 : 333,310,008.49 = 56,212,383.13 : x - Step 2: Convert to fraction form
222,207,306.99/333,310,008.49 = 56,212,383.13/x - Step 3: Cross multiply
222,207,306.99x = 333,310,008.49 × 56,212,383.13 - Step 4: Simplify right side
222,207,306.99x = 18,736,149,898,303,436 - Step 5: Solve for x
x = 18,736,149,898,303,436/222,207,306.99 - Step 6: Final answer
x = 84,318,333.87
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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.