Finding the Fourth Proportional to 373,993,695.20, 560,990,542.80 and 169,920,351.20
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Solution
The fourth proportional to 373,993,695.20, 560,990,542.80 and 169,920,351.20 is: 254,880,526.80
Step by Step Solution
- Step 1: Write the proportion equation
373,993,695.20 : 560,990,542.80 = 169,920,351.20 : x - Step 2: Convert to fraction form
373,993,695.20/560,990,542.80 = 169,920,351.20/x - Step 3: Cross multiply
373,993,695.20x = 560,990,542.80 × 169,920,351.20 - Step 4: Simplify right side
373,993,695.20x = 95,323,710,052,454,624 - Step 5: Solve for x
x = 95,323,710,052,454,624/373,993,695.20 - Step 6: Final answer
x = 254,880,526.80
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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.