Finding the Fourth Proportional to 164,448,365.70, 246,672,548.55 and 149,331,821.70
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Solution
The fourth proportional to 164,448,365.70, 246,672,548.55 and 149,331,821.70 is: 223,997,732.55
Step by Step Solution
- Step 1: Write the proportion equation
164,448,365.70 : 246,672,548.55 = 149,331,821.70 : x - Step 2: Convert to fraction form
164,448,365.70/246,672,548.55 = 149,331,821.70/x - Step 3: Cross multiply
164,448,365.70x = 246,672,548.55 × 149,331,821.70 - Step 4: Simplify right side
164,448,365.70x = 36,836,061,038,353,192 - Step 5: Solve for x
x = 36,836,061,038,353,192/164,448,365.70 - Step 6: Final answer
x = 223,997,732.55
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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.