Finding the Fourth Proportional to 4,784,400,190.53, 6,602,472,514.49 and 2,641,007,415.33
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Solution
The fourth proportional to 4,784,400,190.53, 6,602,472,514.49 and 2,641,007,415.33 is: 3,644,590,372.01
Step by Step Solution
- Step 1: Write the proportion equation
4,784,400,190.53 : 6,602,472,514.49 = 2,641,007,415.33 : x - Step 2: Convert to fraction form
4,784,400,190.53/6,602,472,514.49 = 2,641,007,415.33/x - Step 3: Cross multiply
4,784,400,190.53x = 6,602,472,514.49 × 2,641,007,415.33 - Step 4: Simplify right side
4,784,400,190.53x = 17,437,178,870,267,394,048 - Step 5: Solve for x
x = 17,437,178,870,267,394,048/4,784,400,190.53 - Step 6: Final answer
x = 3,644,590,372.01
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.