Finding the Fourth Proportional to 212,600,410,173.14, 293,250,324,979.41 and 136,356,057,937.94
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Solution
The fourth proportional to 212,600,410,173.14, 293,250,324,979.41 and 136,356,057,937.94 is: 188,082,695,939.52
Step by Step Solution
- Step 1: Write the proportion equation
212,600,410,173.14 : 293,250,324,979.41 = 136,356,057,937.94 : x - Step 2: Convert to fraction form
212,600,410,173.14/293,250,324,979.41 = 136,356,057,937.94/x - Step 3: Cross multiply
212,600,410,173.14x = 293,250,324,979.41 × 136,356,057,937.94 - Step 4: Simplify right side
212,600,410,173.14x = 39,986,458,303,212,164,218,880 - Step 5: Solve for x
x = 39,986,458,303,212,164,218,880/212,600,410,173.14 - Step 6: Final answer
x = 188,082,695,939.52
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1.5x scale
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.