Finding the Fourth Proportional to 2,847,358,505.20, 4,269,480,770.53 and 2,260,915,873.60
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Solution
The fourth proportional to 2,847,358,505.20, 4,269,480,770.53 and 2,260,915,873.60 is: 3,390,137,500.60
Step by Step Solution
- Step 1: Write the proportion equation
2,847,358,505.20 : 4,269,480,770.53 = 2,260,915,873.60 : x - Step 2: Convert to fraction form
2,847,358,505.20/4,269,480,770.53 = 2,260,915,873.60/x - Step 3: Cross multiply
2,847,358,505.20x = 4,269,480,770.53 × 2,260,915,873.60 - Step 4: Simplify right side
2,847,358,505.20x = 9,652,936,846,121,236,480 - Step 5: Solve for x
x = 9,652,936,846,121,236,480/2,847,358,505.20 - Step 6: Final answer
x = 3,390,137,500.60
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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.