Finding the Fourth Proportional to 222,352,575.92, 306,667,636.36 and 195,472,432.68
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Solution
The fourth proportional to 222,352,575.92, 306,667,636.36 and 195,472,432.68 is: 269,594,668.09
Step by Step Solution
- Step 1: Write the proportion equation
222,352,575.92 : 306,667,636.36 = 195,472,432.68 : x - Step 2: Convert to fraction form
222,352,575.92/306,667,636.36 = 195,472,432.68/x - Step 3: Cross multiply
222,352,575.92x = 306,667,636.36 × 195,472,432.68 - Step 4: Simplify right side
222,352,575.92x = 59,945,068,903,514,824 - Step 5: Solve for x
x = 59,945,068,903,514,824/222,352,575.92 - Step 6: Final answer
x = 269,594,668.09
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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.