Finding the Fourth Proportional to 229,777,304.05, 317,092,181.92 and 125,355,439.09
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Solution
The fourth proportional to 229,777,304.05, 317,092,181.92 and 125,355,439.09 is: 172,990,234.44
Step by Step Solution
- Step 1: Write the proportion equation
229,777,304.05 : 317,092,181.92 = 125,355,439.09 : x - Step 2: Convert to fraction form
229,777,304.05/317,092,181.92 = 125,355,439.09/x - Step 3: Cross multiply
229,777,304.05x = 317,092,181.92 × 125,355,439.09 - Step 4: Simplify right side
229,777,304.05x = 39,749,229,696,587,760 - Step 5: Solve for x
x = 39,749,229,696,587,760/229,777,304.05 - Step 6: Final answer
x = 172,990,234.44
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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.