Finding the Fourth Proportional to 372,728,713,115.70, 559,093,069,673.55 and 372,728,713,115.70
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Solution
The fourth proportional to 372,728,713,115.70, 559,093,069,673.55 and 372,728,713,115.70 is: 559,093,069,673.55
Step by Step Solution
- Step 1: Write the proportion equation
372,728,713,115.70 : 559,093,069,673.55 = 372,728,713,115.70 : x - Step 2: Convert to fraction form
372,728,713,115.70/559,093,069,673.55 = 372,728,713,115.70/x - Step 3: Cross multiply
372,728,713,115.70x = 559,093,069,673.55 × 372,728,713,115.70 - Step 4: Simplify right side
372,728,713,115.70x = 208,390,040,371,328,723,189,760 - Step 5: Solve for x
x = 208,390,040,371,328,723,189,760/372,728,713,115.70 - Step 6: Final answer
x = 559,093,069,673.55
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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.