Finding the Fourth Proportional to 363,982,245.70, 545,973,368.55 and 363,982,245.70
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Solution
The fourth proportional to 363,982,245.70, 545,973,368.55 and 363,982,245.70 is: 545,973,368.55
Step by Step Solution
- Step 1: Write the proportion equation
363,982,245.70 : 545,973,368.55 = 363,982,245.70 : x - Step 2: Convert to fraction form
363,982,245.70/545,973,368.55 = 363,982,245.70/x - Step 3: Cross multiply
363,982,245.70x = 545,973,368.55 × 363,982,245.70 - Step 4: Simplify right side
363,982,245.70x = 198,724,612,777,222,720 - Step 5: Solve for x
x = 198,724,612,777,222,720/363,982,245.70 - Step 6: Final answer
x = 545,973,368.55
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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.