Finding the Fourth Proportional to 328,189,964,107.68, 492,453,236,033.04 and 158,354,393,978.99
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Solution
The fourth proportional to 328,189,964,107.68, 492,453,236,033.04 and 158,354,393,978.99 is: 237,612,792,234.62
Step by Step Solution
- Step 1: Write the proportion equation
328,189,964,107.68 : 492,453,236,033.04 = 158,354,393,978.99 : x - Step 2: Convert to fraction form
328,189,964,107.68/492,453,236,033.04 = 158,354,393,978.99/x - Step 3: Cross multiply
328,189,964,107.68x = 492,453,236,033.04 × 158,354,393,978.99 - Step 4: Simplify right side
328,189,964,107.68x = 77,982,133,755,004,569,255,936 - Step 5: Solve for x
x = 77,982,133,755,004,569,255,936/328,189,964,107.68 - Step 6: Final answer
x = 237,612,792,234.62
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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.