Finding the Fourth Proportional to 201,204,598.20, 301,806,897.30 and 193,551,847.80
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Solution
The fourth proportional to 201,204,598.20, 301,806,897.30 and 193,551,847.80 is: 290,327,771.70
Step by Step Solution
- Step 1: Write the proportion equation
201,204,598.20 : 301,806,897.30 = 193,551,847.80 : x - Step 2: Convert to fraction form
201,204,598.20/301,806,897.30 = 193,551,847.80/x - Step 3: Cross multiply
201,204,598.20x = 301,806,897.30 × 193,551,847.80 - Step 4: Simplify right side
201,204,598.20x = 58,415,282,651,199,840 - Step 5: Solve for x
x = 58,415,282,651,199,840/201,204,598.20 - Step 6: Final answer
x = 290,327,771.70
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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.