Finding the Fourth Proportional to 132,135,324.60, 198,202,986.90 and 35,106,007.80
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Solution
The fourth proportional to 132,135,324.60, 198,202,986.90 and 35,106,007.80 is: 52,659,011.70
Step by Step Solution
- Step 1: Write the proportion equation
132,135,324.60 : 198,202,986.90 = 35,106,007.80 : x - Step 2: Convert to fraction form
132,135,324.60/198,202,986.90 = 35,106,007.80/x - Step 3: Cross multiply
132,135,324.60x = 198,202,986.90 × 35,106,007.80 - Step 4: Simplify right side
132,135,324.60x = 6,958,115,604,094,697 - Step 5: Solve for x
x = 6,958,115,604,094,697/132,135,324.60 - Step 6: Final answer
x = 52,659,011.70
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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.