Finding the Fourth Proportional to 932,512,086.07, 1,287,447,442.35 and 593,611,781.44
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Solution
The fourth proportional to 932,512,086.07, 1,287,447,442.35 and 593,611,781.44 is: 819,553,956.65
Step by Step Solution
- Step 1: Write the proportion equation
932,512,086.07 : 1,287,447,442.35 = 593,611,781.44 : x - Step 2: Convert to fraction form
932,512,086.07/1,287,447,442.35 = 593,611,781.44/x - Step 3: Cross multiply
932,512,086.07x = 1,287,447,442.35 × 593,611,781.44 - Step 4: Simplify right side
932,512,086.07x = 764,243,969,763,755,264 - Step 5: Solve for x
x = 764,243,969,763,755,264/932,512,086.07 - Step 6: Final answer
x = 819,553,956.65
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1.5x scale
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.