Finding the Fourth Proportional to 224,345,122.23, 309,647,924.75 and 131,555,523.63
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Solution
The fourth proportional to 224,345,122.23, 309,647,924.75 and 131,555,523.63 is: 181,576,913.62
Step by Step Solution
- Step 1: Write the proportion equation
224,345,122.23 : 309,647,924.75 = 131,555,523.63 : x - Step 2: Convert to fraction form
224,345,122.23/309,647,924.75 = 131,555,523.63/x - Step 3: Cross multiply
224,345,122.23x = 309,647,924.75 × 131,555,523.63 - Step 4: Simplify right side
224,345,122.23x = 40,735,894,881,059,912 - Step 5: Solve for x
x = 40,735,894,881,059,912/224,345,122.23 - Step 6: Final answer
x = 181,576,913.62
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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.