Finding the Fourth Proportional to 2,746,609,820.40, 4,119,914,730.60 and 1,585,659,241.20
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Solution
The fourth proportional to 2,746,609,820.40, 4,119,914,730.60 and 1,585,659,241.20 is: 2,378,488,861.80
Step by Step Solution
- Step 1: Write the proportion equation
2,746,609,820.40 : 4,119,914,730.60 = 1,585,659,241.20 : x - Step 2: Convert to fraction form
2,746,609,820.40/4,119,914,730.60 = 1,585,659,241.20/x - Step 3: Cross multiply
2,746,609,820.40x = 4,119,914,730.60 × 1,585,659,241.20 - Step 4: Simplify right side
2,746,609,820.40x = 6,532,780,865,531,898,880 - Step 5: Solve for x
x = 6,532,780,865,531,898,880/2,746,609,820.40 - Step 6: Final answer
x = 2,378,488,861.80
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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.