Finding the Fourth Proportional to 146,782,233.20, 220,173,349.80 and 44,546,106.80
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Solution
The fourth proportional to 146,782,233.20, 220,173,349.80 and 44,546,106.80 is: 66,819,160.20
Step by Step Solution
- Step 1: Write the proportion equation
146,782,233.20 : 220,173,349.80 = 44,546,106.80 : x - Step 2: Convert to fraction form
146,782,233.20/220,173,349.80 = 44,546,106.80/x - Step 3: Cross multiply
146,782,233.20x = 220,173,349.80 × 44,546,106.80 - Step 4: Simplify right side
146,782,233.20x = 9,807,865,554,704,558 - Step 5: Solve for x
x = 9,807,865,554,704,558/146,782,233.20 - Step 6: Final answer
x = 66,819,160.20
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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.