Finding the Fourth Proportional to 414,190,557.48, 571,595,097.60 and 226,030,975.68
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Solution
The fourth proportional to 414,190,557.48, 571,595,097.60 and 226,030,975.68 is: 311,929,365.05
Step by Step Solution
- Step 1: Write the proportion equation
414,190,557.48 : 571,595,097.60 = 226,030,975.68 : x - Step 2: Convert to fraction form
414,190,557.48/571,595,097.60 = 226,030,975.68/x - Step 3: Cross multiply
414,190,557.48x = 571,595,097.60 × 226,030,975.68 - Step 4: Simplify right side
414,190,557.48x = 129,198,197,604,432,832 - Step 5: Solve for x
x = 129,198,197,604,432,832/414,190,557.48 - Step 6: Final answer
x = 311,929,365.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.