Finding the Fourth Proportional to 4,213,565,578.20, 6,320,348,367.30 and 3,955,285,252.20
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Solution
The fourth proportional to 4,213,565,578.20, 6,320,348,367.30 and 3,955,285,252.20 is: 5,932,927,878.30
Step by Step Solution
- Step 1: Write the proportion equation
4,213,565,578.20 : 6,320,348,367.30 = 3,955,285,252.20 : x - Step 2: Convert to fraction form
4,213,565,578.20/6,320,348,367.30 = 3,955,285,252.20/x - Step 3: Cross multiply
4,213,565,578.20x = 6,320,348,367.30 × 3,955,285,252.20 - Step 4: Simplify right side
4,213,565,578.20x = 24,998,780,685,948,039,168 - Step 5: Solve for x
x = 24,998,780,685,948,039,168/4,213,565,578.20 - Step 6: Final answer
x = 5,932,927,878.30
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.