Finding the Fourth Proportional to 241,003,520.48, 332,561,618.80 and 135,161,232.68
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Solution
The fourth proportional to 241,003,520.48, 332,561,618.80 and 135,161,232.68 is: 186,509,467.79
Step by Step Solution
- Step 1: Write the proportion equation
241,003,520.48 : 332,561,618.80 = 135,161,232.68 : x - Step 2: Convert to fraction form
241,003,520.48/332,561,618.80 = 135,161,232.68/x - Step 3: Cross multiply
241,003,520.48x = 332,561,618.80 × 135,161,232.68 - Step 4: Simplify right side
241,003,520.48x = 44,949,438,339,064,264 - Step 5: Solve for x
x = 44,949,438,339,064,264/241,003,520.48 - Step 6: Final answer
x = 186,509,467.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.