Finding the Fourth Proportional to 5,355,442,381.20, 8,033,163,571.80 and 4,773,833,350.80
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Solution
The fourth proportional to 5,355,442,381.20, 8,033,163,571.80 and 4,773,833,350.80 is: 7,160,750,026.20
Step by Step Solution
- Step 1: Write the proportion equation
5,355,442,381.20 : 8,033,163,571.80 = 4,773,833,350.80 : x - Step 2: Convert to fraction form
5,355,442,381.20/8,033,163,571.80 = 4,773,833,350.80/x - Step 3: Cross multiply
5,355,442,381.20x = 8,033,163,571.80 × 4,773,833,350.80 - Step 4: Simplify right side
5,355,442,381.20x = 38,348,984,171,490,492,416 - Step 5: Solve for x
x = 38,348,984,171,490,492,416/5,355,442,381.20 - Step 6: Final answer
x = 7,160,750,026.20
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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.