Finding the Fourth Proportional to 5,412,441,604.40, 8,118,662,406.60 and 2,657,451,460.40
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Solution
The fourth proportional to 5,412,441,604.40, 8,118,662,406.60 and 2,657,451,460.40 is: 3,986,177,190.60
Step by Step Solution
- Step 1: Write the proportion equation
5,412,441,604.40 : 8,118,662,406.60 = 2,657,451,460.40 : x - Step 2: Convert to fraction form
5,412,441,604.40/8,118,662,406.60 = 2,657,451,460.40/x - Step 3: Cross multiply
5,412,441,604.40x = 8,118,662,406.60 × 2,657,451,460.40 - Step 4: Simplify right side
5,412,441,604.40x = 21,574,951,268,913,750,016 - Step 5: Solve for x
x = 21,574,951,268,913,750,016/5,412,441,604.40 - Step 6: Final answer
x = 3,986,177,190.60
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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.