Finding the Fourth Proportional to 199,589,026.90, 299,383,540.35 and 122,998,537.30
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Solution
The fourth proportional to 199,589,026.90, 299,383,540.35 and 122,998,537.30 is: 184,497,805.95
Step by Step Solution
- Step 1: Write the proportion equation
199,589,026.90 : 299,383,540.35 = 122,998,537.30 : x - Step 2: Convert to fraction form
199,589,026.90/299,383,540.35 = 122,998,537.30/x - Step 3: Cross multiply
199,589,026.90x = 299,383,540.35 × 122,998,537.30 - Step 4: Simplify right side
199,589,026.90x = 36,823,737,554,745,536 - Step 5: Solve for x
x = 36,823,737,554,745,536/199,589,026.90 - Step 6: Final answer
x = 184,497,805.95
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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.