Finding the Fourth Proportional to 212,593,876.14, 293,379,546.69 and 114,808,732.14
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Solution
The fourth proportional to 212,593,876.14, 293,379,546.69 and 114,808,732.14 is: 158,436,049.07
Step by Step Solution
- Step 1: Write the proportion equation
212,593,876.14 : 293,379,546.69 = 114,808,732.14 : x - Step 2: Convert to fraction form
212,593,876.14/293,379,546.69 = 114,808,732.14/x - Step 3: Cross multiply
212,593,876.14x = 293,379,546.69 × 114,808,732.14 - Step 4: Simplify right side
212,593,876.14x = 33,682,533,791,286,832 - Step 5: Solve for x
x = 33,682,533,791,286,832/212,593,876.14 - Step 6: Final answer
x = 158,436,049.07
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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.