Finding the Fourth Proportional to 168,324,375.60, 252,494,436.60 and 53,317,918.80
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Solution
The fourth proportional to 168,324,375.60, 252,494,436.60 and 53,317,918.80 is: 79,979,372.09
Step by Step Solution
- Step 1: Write the proportion equation
168,324,375.60 : 252,494,436.60 = 53,317,918.80 : x - Step 2: Convert to fraction form
168,324,375.60/252,494,436.60 = 53,317,918.80/x - Step 3: Cross multiply
168,324,375.60x = 252,494,436.60 × 53,317,918.80 - Step 4: Simplify right side
168,324,375.60x = 13,462,477,868,090,548 - Step 5: Solve for x
x = 13,462,477,868,090,548/168,324,375.60 - Step 6: Final answer
x = 79,979,372.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.