Finding the Fourth Proportional to 326,239,395.44, 450,214,045.92 and 177,561,468.38
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Solution
The fourth proportional to 326,239,395.44, 450,214,045.92 and 177,561,468.38 is: 245,036,829.38
Step by Step Solution
- Step 1: Write the proportion equation
326,239,395.44 : 450,214,045.92 = 177,561,468.38 : x - Step 2: Convert to fraction form
326,239,395.44/450,214,045.92 = 177,561,468.38/x - Step 3: Cross multiply
326,239,395.44x = 450,214,045.92 × 177,561,468.38 - Step 4: Simplify right side
326,239,395.44x = 79,940,667,078,855,952 - Step 5: Solve for x
x = 79,940,667,078,855,952/326,239,395.44 - Step 6: Final answer
x = 245,036,829.38
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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.