Finding the Fourth Proportional to 53,246,408.30, 79,757,638.05 and 44,288,456.30
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Solution
The fourth proportional to 53,246,408.30, 79,757,638.05 and 44,288,456.30 is: 66,339,548.15
Step by Step Solution
- Step 1: Write the proportion equation
53,246,408.30 : 79,757,638.05 = 44,288,456.30 : x - Step 2: Convert to fraction form
53,246,408.30/79,757,638.05 = 44,288,456.30/x - Step 3: Cross multiply
53,246,408.30x = 79,757,638.05 × 44,288,456.30 - Step 4: Simplify right side
53,246,408.30x = 3,532,342,667,368,642 - Step 5: Solve for x
x = 3,532,342,667,368,642/53,246,408.30 - Step 6: Final answer
x = 66,339,548.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.