Finding the Fourth Proportional to 303,576,466.68, 418,935,589.56 and 164,348,372.52
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Solution
The fourth proportional to 303,576,466.68, 418,935,589.56 and 164,348,372.52 is: 226,800,789.56
Step by Step Solution
- Step 1: Write the proportion equation
303,576,466.68 : 418,935,589.56 = 164,348,372.52 : x - Step 2: Convert to fraction form
303,576,466.68/418,935,589.56 = 164,348,372.52/x - Step 3: Cross multiply
303,576,466.68x = 418,935,589.56 × 164,348,372.52 - Step 4: Simplify right side
303,576,466.68x = 68,851,382,334,892,704 - Step 5: Solve for x
x = 68,851,382,334,892,704/303,576,466.68 - Step 6: Final answer
x = 226,800,789.56
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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.