Finding the Fourth Proportional to 235,796,631.18, 353,241,630.42 and 131,850,568.26
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Solution
The fourth proportional to 235,796,631.18, 353,241,630.42 and 131,850,568.26 is: 197,522,371.17
Step by Step Solution
- Step 1: Write the proportion equation
235,796,631.18 : 353,241,630.42 = 131,850,568.26 : x - Step 2: Convert to fraction form
235,796,631.18/353,241,630.42 = 131,850,568.26/x - Step 3: Cross multiply
235,796,631.18x = 353,241,630.42 × 131,850,568.26 - Step 4: Simplify right side
235,796,631.18x = 46,575,109,703,965,904 - Step 5: Solve for x
x = 46,575,109,703,965,904/235,796,631.18 - Step 6: Final answer
x = 197,522,371.17
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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.