Finding the Fourth Proportional to 151,812,403.44, 227,732,604.12 and 49,576,976.88
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Solution
The fourth proportional to 151,812,403.44, 227,732,604.12 and 49,576,976.88 is: 74,370,036.92
Step by Step Solution
- Step 1: Write the proportion equation
151,812,403.44 : 227,732,604.12 = 49,576,976.88 : x - Step 2: Convert to fraction form
151,812,403.44/227,732,604.12 = 49,576,976.88/x - Step 3: Cross multiply
151,812,403.44x = 227,732,604.12 × 49,576,976.88 - Step 4: Simplify right side
151,812,403.44x = 11,290,294,049,279,434 - Step 5: Solve for x
x = 11,290,294,049,279,434/151,812,403.44 - Step 6: Final answer
x = 74,370,036.92
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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.