Finding the Fourth Proportional to 179,353,234.80, 268,860,578.40 and 97,351,232.40
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Solution
The fourth proportional to 179,353,234.80, 268,860,578.40 and 97,351,232.40 is: 145,934,968.39
Step by Step Solution
- Step 1: Write the proportion equation
179,353,234.80 : 268,860,578.40 = 97,351,232.40 : x - Step 2: Convert to fraction form
179,353,234.80/268,860,578.40 = 97,351,232.40/x - Step 3: Cross multiply
179,353,234.80x = 268,860,578.40 × 97,351,232.40 - Step 4: Simplify right side
179,353,234.80x = 26,173,908,651,016,820 - Step 5: Solve for x
x = 26,173,908,651,016,820/179,353,234.80 - Step 6: Final answer
x = 145,934,968.39
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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.