Finding the Fourth Proportional to 4,119,364,047.20, 6,174,268,496.40 and 1,664,088,936.80
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Solution
The fourth proportional to 4,119,364,047.20, 6,174,268,496.40 and 1,664,088,936.80 is: 2,494,203,420.71
Step by Step Solution
- Step 1: Write the proportion equation
4,119,364,047.20 : 6,174,268,496.40 = 1,664,088,936.80 : x - Step 2: Convert to fraction form
4,119,364,047.20/6,174,268,496.40 = 1,664,088,936.80/x - Step 3: Cross multiply
4,119,364,047.20x = 6,174,268,496.40 × 1,664,088,936.80 - Step 4: Simplify right side
4,119,364,047.20x = 10,274,531,897,692,010,496 - Step 5: Solve for x
x = 10,274,531,897,692,010,496/4,119,364,047.20 - Step 6: Final answer
x = 2,494,203,420.71
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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.