Finding the Fourth Proportional to 8,195,821,240.84, 11,310,311,287.34 and 4,808,788,156.98
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Solution
The fourth proportional to 8,195,821,240.84, 11,310,311,287.34 and 4,808,788,156.98 is: 6,636,173,407.41
Step by Step Solution
- Step 1: Write the proportion equation
8,195,821,240.84 : 11,310,311,287.34 = 4,808,788,156.98 : x - Step 2: Convert to fraction form
8,195,821,240.84/11,310,311,287.34 = 4,808,788,156.98/x - Step 3: Cross multiply
8,195,821,240.84x = 11,310,311,287.34 × 4,808,788,156.98 - Step 4: Simplify right side
8,195,821,240.84x = 54,388,890,970,317,807,616 - Step 5: Solve for x
x = 54,388,890,970,317,807,616/8,195,821,240.84 - Step 6: Final answer
x = 6,636,173,407.41
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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.