Finding the Fourth Proportional to 218,415,907,623.08, 327,623,861,434.62 and 61,381,469,415.08
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Solution
The fourth proportional to 218,415,907,623.08, 327,623,861,434.62 and 61,381,469,415.08 is: 92,072,204,122.62
Step by Step Solution
- Step 1: Write the proportion equation
218,415,907,623.08 : 327,623,861,434.62 = 61,381,469,415.08 : x - Step 2: Convert to fraction form
218,415,907,623.08/327,623,861,434.62 = 61,381,469,415.08/x - Step 3: Cross multiply
218,415,907,623.08x = 327,623,861,434.62 × 61,381,469,415.08 - Step 4: Simplify right side
218,415,907,623.08x = 20,110,034,030,299,537,473,536 - Step 5: Solve for x
x = 20,110,034,030,299,537,473,536/218,415,907,623.08 - Step 6: Final answer
x = 92,072,204,122.62
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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.