Finding the Fourth Proportional to 201,204,531.20, 301,806,796.80 and 201,204,531.20
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Solution
The fourth proportional to 201,204,531.20, 301,806,796.80 and 201,204,531.20 is: 301,806,796.80
Step by Step Solution
- Step 1: Write the proportion equation
201,204,531.20 : 301,806,796.80 = 201,204,531.20 : x - Step 2: Convert to fraction form
201,204,531.20/301,806,796.80 = 201,204,531.20/x - Step 3: Cross multiply
201,204,531.20x = 301,806,796.80 × 201,204,531.20 - Step 4: Simplify right side
201,204,531.20x = 60,724,895,063,117,656 - Step 5: Solve for x
x = 60,724,895,063,117,656/201,204,531.20 - Step 6: Final answer
x = 301,806,796.80
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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.