Finding the Fourth Proportional to 194,112,311,201.20, 291,168,466,801.80 and 194,112,311,201.20
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Solution
The fourth proportional to 194,112,311,201.20, 291,168,466,801.80 and 194,112,311,201.20 is: 291,168,466,801.80
Step by Step Solution
- Step 1: Write the proportion equation
194,112,311,201.20 : 291,168,466,801.80 = 194,112,311,201.20 : x - Step 2: Convert to fraction form
194,112,311,201.20/291,168,466,801.80 = 194,112,311,201.20/x - Step 3: Cross multiply
194,112,311,201.20x = 291,168,466,801.80 × 194,112,311,201.20 - Step 4: Simplify right side
194,112,311,201.20x = 56,519,384,039,807,275,499,520 - Step 5: Solve for x
x = 56,519,384,039,807,275,499,520/194,112,311,201.20 - Step 6: Final answer
x = 291,168,466,801.80
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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.