Finding the Fourth Proportional to 2,836,764,533.80, 4,255,146,800.70 and 996,517,211.05
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Solution
The fourth proportional to 2,836,764,533.80, 4,255,146,800.70 and 996,517,211.05 is: 1,494,775,816.58
Step by Step Solution
- Step 1: Write the proportion equation
2,836,764,533.80 : 4,255,146,800.70 = 996,517,211.05 : x - Step 2: Convert to fraction form
2,836,764,533.80/4,255,146,800.70 = 996,517,211.05/x - Step 3: Cross multiply
2,836,764,533.80x = 4,255,146,800.70 × 996,517,211.05 - Step 4: Simplify right side
2,836,764,533.80x = 4,240,327,022,441,893,888 - Step 5: Solve for x
x = 4,240,327,022,441,893,888/2,836,764,533.80 - Step 6: Final answer
x = 1,494,775,816.58
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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.