Finding the Fourth Proportional to 193,436,604.96, 290,193,201.40 and 55,263,388.38
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Solution
The fourth proportional to 193,436,604.96, 290,193,201.40 and 55,263,388.38 is: 82,906,022.87
Step by Step Solution
- Step 1: Write the proportion equation
193,436,604.96 : 290,193,201.40 = 55,263,388.38 : x - Step 2: Convert to fraction form
193,436,604.96/290,193,201.40 = 55,263,388.38/x - Step 3: Cross multiply
193,436,604.96x = 290,193,201.40 × 55,263,388.38 - Step 4: Simplify right side
193,436,604.96x = 16,037,059,594,203,760 - Step 5: Solve for x
x = 16,037,059,594,203,760/193,436,604.96 - Step 6: Final answer
x = 82,906,022.87
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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.