Finding the Fourth Proportional to 363,982,272.53, 545,919,591.58 and 133,897,548.78
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Solution
The fourth proportional to 363,982,272.53, 545,919,591.58 and 133,897,548.78 is: 200,826,525.52
Step by Step Solution
- Step 1: Write the proportion equation
363,982,272.53 : 545,919,591.58 = 133,897,548.78 : x - Step 2: Convert to fraction form
363,982,272.53/545,919,591.58 = 133,897,548.78/x - Step 3: Cross multiply
363,982,272.53x = 545,919,591.58 × 133,897,548.78 - Step 4: Simplify right side
363,982,272.53x = 73,097,295,143,205,984 - Step 5: Solve for x
x = 73,097,295,143,205,984/363,982,272.53 - Step 6: Final answer
x = 200,826,525.52
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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.