Finding the Fourth Proportional to 873,489,713,627.75, 1,310,234,570,441.80 and 873,489,713,627.75
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Solution
The fourth proportional to 873,489,713,627.75, 1,310,234,570,441.80 and 873,489,713,627.75 is: 1,310,234,570,441.80
Step by Step Solution
- Step 1: Write the proportion equation
873,489,713,627.75 : 1,310,234,570,441.80 = 873,489,713,627.75 : x - Step 2: Convert to fraction form
873,489,713,627.75/1,310,234,570,441.80 = 873,489,713,627.75/x - Step 3: Cross multiply
873,489,713,627.75x = 1,310,234,570,441.80 × 873,489,713,627.75 - Step 4: Simplify right side
873,489,713,627.75x = 1,144,476,419,720,385,975,549,952 - Step 5: Solve for x
x = 1,144,476,419,720,385,975,549,952/873,489,713,627.75 - Step 6: Final answer
x = 1,310,234,570,441.80
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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.