Finding the Fourth Proportional to 188,732,168.96, 260,316,229.14 and 125,976,626.19
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Solution
The fourth proportional to 188,732,168.96, 260,316,229.14 and 125,976,626.19 is: 173,758,191.15
Step by Step Solution
- Step 1: Write the proportion equation
188,732,168.96 : 260,316,229.14 = 125,976,626.19 : x - Step 2: Convert to fraction form
188,732,168.96/260,316,229.14 = 125,976,626.19/x - Step 3: Cross multiply
188,732,168.96x = 260,316,229.14 × 125,976,626.19 - Step 4: Simplify right side
188,732,168.96x = 32,793,760,289,560,164 - Step 5: Solve for x
x = 32,793,760,289,560,164/188,732,168.96 - Step 6: Final answer
x = 173,758,191.15
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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.