Finding the Fourth Proportional to 4,119,364,037.20, 6,174,268,481.40 and 1,664,088,926.80
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Solution
The fourth proportional to 4,119,364,037.20, 6,174,268,481.40 and 1,664,088,926.80 is: 2,494,203,405.72
Step by Step Solution
- Step 1: Write the proportion equation
4,119,364,037.20 : 6,174,268,481.40 = 1,664,088,926.80 : x - Step 2: Convert to fraction form
4,119,364,037.20/6,174,268,481.40 = 1,664,088,926.80/x - Step 3: Cross multiply
4,119,364,037.20x = 6,174,268,481.40 × 1,664,088,926.80 - Step 4: Simplify right side
4,119,364,037.20x = 10,274,531,810,987,991,040 - Step 5: Solve for x
x = 10,274,531,810,987,991,040/4,119,364,037.20 - Step 6: Final answer
x = 2,494,203,405.72
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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.