Finding the Fourth Proportional to 3,585,381,674.20, 5,378,072,511.30 and 2,836,368,728.80
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Solution
The fourth proportional to 3,585,381,674.20, 5,378,072,511.30 and 2,836,368,728.80 is: 4,254,553,093.20
Step by Step Solution
- Step 1: Write the proportion equation
3,585,381,674.20 : 5,378,072,511.30 = 2,836,368,728.80 : x - Step 2: Convert to fraction form
3,585,381,674.20/5,378,072,511.30 = 2,836,368,728.80/x - Step 3: Cross multiply
3,585,381,674.20x = 5,378,072,511.30 × 2,836,368,728.80 - Step 4: Simplify right side
3,585,381,674.20x = 15,254,196,692,270,206,976 - Step 5: Solve for x
x = 15,254,196,692,270,206,976/3,585,381,674.20 - Step 6: Final answer
x = 4,254,553,093.20
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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.