Finding the Fourth Proportional to 46,379,179,936.80, 69,589,177,239.60 and 21,523,046,637.60
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Solution
The fourth proportional to 46,379,179,936.80, 69,589,177,239.60 and 21,523,046,637.60 is: 32,294,040,326.74
Step by Step Solution
- Step 1: Write the proportion equation
46,379,179,936.80 : 69,589,177,239.60 = 21,523,046,637.60 : x - Step 2: Convert to fraction form
46,379,179,936.80/69,589,177,239.60 = 21,523,046,637.60/x - Step 3: Cross multiply
46,379,179,936.80x = 69,589,177,239.60 × 21,523,046,637.60 - Step 4: Simplify right side
46,379,179,936.80x = 1,497,771,107,200,123,273,216 - Step 5: Solve for x
x = 1,497,771,107,200,123,273,216/46,379,179,936.80 - Step 6: Final answer
x = 32,294,040,326.74
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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.