Finding the Fourth Proportional to 360,911,413.44, 498,044,863.96 and 204,275,157.42
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Solution
The fourth proportional to 360,911,413.44, 498,044,863.96 and 204,275,157.42 is: 281,892,423.46
Step by Step Solution
- Step 1: Write the proportion equation
360,911,413.44 : 498,044,863.96 = 204,275,157.42 : x - Step 2: Convert to fraction form
360,911,413.44/498,044,863.96 = 204,275,157.42/x - Step 3: Cross multiply
360,911,413.44x = 498,044,863.96 × 204,275,157.42 - Step 4: Simplify right side
360,911,413.44x = 101,738,192,987,651,472 - Step 5: Solve for x
x = 101,738,192,987,651,472/360,911,413.44 - Step 6: Final answer
x = 281,892,423.46
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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.