Finding the Fourth Proportional to 479,207,832.33, 718,891,211.97 and 168,234,735.09
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Solution
The fourth proportional to 479,207,832.33, 718,891,211.97 and 168,234,735.09 is: 252,379,999.75
Step by Step Solution
- Step 1: Write the proportion equation
479,207,832.33 : 718,891,211.97 = 168,234,735.09 : x - Step 2: Convert to fraction form
479,207,832.33/718,891,211.97 = 168,234,735.09/x - Step 3: Cross multiply
479,207,832.33x = 718,891,211.97 × 168,234,735.09 - Step 4: Simplify right side
479,207,832.33x = 120,942,472,604,302,000 - Step 5: Solve for x
x = 120,942,472,604,302,000/479,207,832.33 - Step 6: Final answer
x = 252,379,999.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.