Finding the Fourth Proportional to 388,134,370,677, 582,213,416,656 and 133,160,177,570.88
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Solution
The fourth proportional to 388,134,370,677, 582,213,416,656 and 133,160,177,570.88 is: 199,744,335,475.46
Step by Step Solution
- Step 1: Write the proportion equation
388,134,370,677 : 582,213,416,656 = 133,160,177,570.88 : x - Step 2: Convert to fraction form
388,134,370,677/582,213,416,656 = 133,160,177,570.88/x - Step 3: Cross multiply
388,134,370,677x = 582,213,416,656 × 133,160,177,570.88 - Step 4: Simplify right side
388,134,370,677x = 77,527,641,946,061,707,149,312 - Step 5: Solve for x
x = 77,527,641,946,061,707,149,312/388,134,370,677 - Step 6: Final answer
x = 199,744,335,475.46
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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.