Finding the Fourth Proportional to 912,760,313,488.21, 1,369,184,504,212.60 and 300,126,310,230.29
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Solution
The fourth proportional to 912,760,313,488.21, 1,369,184,504,212.60 and 300,126,310,230.29 is: 450,203,944,235.27
Step by Step Solution
- Step 1: Write the proportion equation
912,760,313,488.21 : 1,369,184,504,212.60 = 300,126,310,230.29 : x - Step 2: Convert to fraction form
912,760,313,488.21/1,369,184,504,212.60 = 300,126,310,230.29/x - Step 3: Cross multiply
912,760,313,488.21x = 1,369,184,504,212.60 × 300,126,310,230.29 - Step 4: Simplify right side
912,760,313,488.21x = 410,928,293,273,816,614,830,080 - Step 5: Solve for x
x = 410,928,293,273,816,614,830,080/912,760,313,488.21 - Step 6: Final answer
x = 450,203,944,235.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.