Finding the Fourth Proportional to 168,327,177.20, 252,364,794.60 and 91,736,687.60
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Solution
The fourth proportional to 168,327,177.20, 252,364,794.60 and 91,736,687.60 is: 137,536,378.31
Step by Step Solution
- Step 1: Write the proportion equation
168,327,177.20 : 252,364,794.60 = 91,736,687.60 : x - Step 2: Convert to fraction form
168,327,177.20/252,364,794.60 = 91,736,687.60/x - Step 3: Cross multiply
168,327,177.20x = 252,364,794.60 × 91,736,687.60 - Step 4: Simplify right side
168,327,177.20x = 23,151,110,323,458,364 - Step 5: Solve for x
x = 23,151,110,323,458,364/168,327,177.20 - Step 6: Final answer
x = 137,536,378.31
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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.