Finding the Fourth Proportional to 213,217,841.61, 294,213,583.35 and 125,079,680.97
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Solution
The fourth proportional to 213,217,841.61, 294,213,583.35 and 125,079,680.97 is: 172,594,098.43
Step by Step Solution
- Step 1: Write the proportion equation
213,217,841.61 : 294,213,583.35 = 125,079,680.97 : x - Step 2: Convert to fraction form
213,217,841.61/294,213,583.35 = 125,079,680.97/x - Step 3: Cross multiply
213,217,841.61x = 294,213,583.35 × 125,079,680.97 - Step 4: Simplify right side
213,217,841.61x = 36,800,141,142,458,504 - Step 5: Solve for x
x = 36,800,141,142,458,504/213,217,841.61 - Step 6: Final answer
x = 172,594,098.43
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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.