Finding the Fourth Proportional to 537,365,738.40, 806,416,734.72 and 187,611,850.56
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Solution
The fourth proportional to 537,365,738.40, 806,416,734.72 and 187,611,850.56 is: 281,546,300.99
Step by Step Solution
- Step 1: Write the proportion equation
537,365,738.40 : 806,416,734.72 = 187,611,850.56 : x - Step 2: Convert to fraction form
537,365,738.40/806,416,734.72 = 187,611,850.56/x - Step 3: Cross multiply
537,365,738.40x = 806,416,734.72 × 187,611,850.56 - Step 4: Simplify right side
537,365,738.40x = 151,293,335,923,371,808 - Step 5: Solve for x
x = 151,293,335,923,371,808/537,365,738.40 - Step 6: Final answer
x = 281,546,300.99
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1.5x scale
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.