Finding the Fourth Proportional to 281,879,084.37, 389,001,982.42 and 162,799,464.48
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Solution
The fourth proportional to 281,879,084.37, 389,001,982.42 and 162,799,464.48 is: 224,668,369.99
Step by Step Solution
- Step 1: Write the proportion equation
281,879,084.37 : 389,001,982.42 = 162,799,464.48 : x - Step 2: Convert to fraction form
281,879,084.37/389,001,982.42 = 162,799,464.48/x - Step 3: Cross multiply
281,879,084.37x = 389,001,982.42 × 162,799,464.48 - Step 4: Simplify right side
281,879,084.37x = 63,329,314,419,634,376 - Step 5: Solve for x
x = 63,329,314,419,634,376/281,879,084.37 - Step 6: Final answer
x = 224,668,369.99
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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.