Finding the Fourth Proportional to 194,224,999.92, 268,030,788.12 and 110,593,198.68
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Solution
The fourth proportional to 194,224,999.92, 268,030,788.12 and 110,593,198.68 is: 152,618,778.30
Step by Step Solution
- Step 1: Write the proportion equation
194,224,999.92 : 268,030,788.12 = 110,593,198.68 : x - Step 2: Convert to fraction form
194,224,999.92/268,030,788.12 = 110,593,198.68/x - Step 3: Cross multiply
194,224,999.92x = 268,030,788.12 × 110,593,198.68 - Step 4: Simplify right side
194,224,999.92x = 29,642,382,202,912,148 - Step 5: Solve for x
x = 29,642,382,202,912,148/194,224,999.92 - Step 6: Final answer
x = 152,618,778.30
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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.