Finding the Fourth Proportional to 4,119,364,046.20, 6,174,268,494.90 and 1,664,088,935.80
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Solution
The fourth proportional to 4,119,364,046.20, 6,174,268,494.90 and 1,664,088,935.80 is: 2,494,203,419.21
Step by Step Solution
- Step 1: Write the proportion equation
4,119,364,046.20 : 6,174,268,494.90 = 1,664,088,935.80 : x - Step 2: Convert to fraction form
4,119,364,046.20/6,174,268,494.90 = 1,664,088,935.80/x - Step 3: Cross multiply
4,119,364,046.20x = 6,174,268,494.90 × 1,664,088,935.80 - Step 4: Simplify right side
4,119,364,046.20x = 10,274,531,889,021,607,936 - Step 5: Solve for x
x = 10,274,531,889,021,607,936/4,119,364,046.20 - Step 6: Final answer
x = 2,494,203,419.21
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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.