Finding the Fourth Proportional to 326,277,720.32, 450,275,135.64 and 177,591,660.56
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Solution
The fourth proportional to 326,277,720.32, 450,275,135.64 and 177,591,660.56 is: 245,082,958.68
Step by Step Solution
- Step 1: Write the proportion equation
326,277,720.32 : 450,275,135.64 = 177,591,660.56 : x - Step 2: Convert to fraction form
326,277,720.32/450,275,135.64 = 177,591,660.56/x - Step 3: Cross multiply
326,277,720.32x = 450,275,135.64 × 177,591,660.56 - Step 4: Simplify right side
326,277,720.32x = 79,965,109,047,186,832 - Step 5: Solve for x
x = 79,965,109,047,186,832/326,277,720.32 - Step 6: Final answer
x = 245,082,958.68
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.