Finding the Fourth Proportional to 336,073,107.20, 504,109,660.80 and 131,533,203.20
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Solution
The fourth proportional to 336,073,107.20, 504,109,660.80 and 131,533,203.20 is: 197,299,804.80
Step by Step Solution
- Step 1: Write the proportion equation
336,073,107.20 : 504,109,660.80 = 131,533,203.20 : x - Step 2: Convert to fraction form
336,073,107.20/504,109,660.80 = 131,533,203.20/x - Step 3: Cross multiply
336,073,107.20x = 504,109,660.80 × 131,533,203.20 - Step 4: Simplify right side
336,073,107.20x = 66,307,158,449,089,480 - Step 5: Solve for x
x = 66,307,158,449,089,480/336,073,107.20 - Step 6: Final answer
x = 197,299,804.80
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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.