Finding the Fourth Proportional to 227,939,974.12, 341,912,587.74 and 82,384,589.80
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Solution
The fourth proportional to 227,939,974.12, 341,912,587.74 and 82,384,589.80 is: 123,577,834.02
Step by Step Solution
- Step 1: Write the proportion equation
227,939,974.12 : 341,912,587.74 = 82,384,589.80 : x - Step 2: Convert to fraction form
227,939,974.12/341,912,587.74 = 82,384,589.80/x - Step 3: Cross multiply
227,939,974.12x = 341,912,587.74 × 82,384,589.80 - Step 4: Simplify right side
227,939,974.12x = 28,168,328,288,416,408 - Step 5: Solve for x
x = 28,168,328,288,416,408/227,939,974.12 - Step 6: Final answer
x = 123,577,834.02
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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.