Finding the Fourth Proportional to 606,448,543.62, 836,898,968.73 and 327,990,060.42
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Solution
The fourth proportional to 606,448,543.62, 836,898,968.73 and 327,990,060.42 is: 452,626,271.77
Step by Step Solution
- Step 1: Write the proportion equation
606,448,543.62 : 836,898,968.73 = 327,990,060.42 : x - Step 2: Convert to fraction form
606,448,543.62/836,898,968.73 = 327,990,060.42/x - Step 3: Cross multiply
606,448,543.62x = 836,898,968.73 × 327,990,060.42 - Step 4: Simplify right side
606,448,543.62x = 274,494,543,319,188,416 - Step 5: Solve for x
x = 274,494,543,319,188,416/606,448,543.62 - Step 6: Final answer
x = 452,626,271.77
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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.