Finding the Fourth Proportional to 132,067,446.60, 198,101,169.90 and 41,190,889.80
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Solution
The fourth proportional to 132,067,446.60, 198,101,169.90 and 41,190,889.80 is: 61,786,334.70
Step by Step Solution
- Step 1: Write the proportion equation
132,067,446.60 : 198,101,169.90 = 41,190,889.80 : x - Step 2: Convert to fraction form
132,067,446.60/198,101,169.90 = 41,190,889.80/x - Step 3: Cross multiply
132,067,446.60x = 198,101,169.90 × 41,190,889.80 - Step 4: Simplify right side
132,067,446.60x = 8,159,963,458,601,977 - Step 5: Solve for x
x = 8,159,963,458,601,977/132,067,446.60 - Step 6: Final answer
x = 61,786,334.70
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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.