Finding the Fourth Proportional to 254,452,045.88, 381,324,951.12 and 115,939,145.82
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Solution
The fourth proportional to 254,452,045.88, 381,324,951.12 and 115,939,145.82 is: 173,747,823.33
Step by Step Solution
- Step 1: Write the proportion equation
254,452,045.88 : 381,324,951.12 = 115,939,145.82 : x - Step 2: Convert to fraction form
254,452,045.88/381,324,951.12 = 115,939,145.82/x - Step 3: Cross multiply
254,452,045.88x = 381,324,951.12 × 115,939,145.82 - Step 4: Simplify right side
254,452,045.88x = 44,210,489,112,706,048 - Step 5: Solve for x
x = 44,210,489,112,706,048/254,452,045.88 - Step 6: Final answer
x = 173,747,823.33
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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.