Finding the Fourth Proportional to 221,086,224.72, 331,454,599.91 and 110,365,069.82
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Solution
The fourth proportional to 221,086,224.72, 331,454,599.91 and 110,365,069.82 is: 165,460,376.86
Step by Step Solution
- Step 1: Write the proportion equation
221,086,224.72 : 331,454,599.91 = 110,365,069.82 : x - Step 2: Convert to fraction form
221,086,224.72/331,454,599.91 = 110,365,069.82/x - Step 3: Cross multiply
221,086,224.72x = 331,454,599.91 × 110,365,069.82 - Step 4: Simplify right side
221,086,224.72x = 36,581,010,061,740,512 - Step 5: Solve for x
x = 36,581,010,061,740,512/221,086,224.72 - Step 6: Final answer
x = 165,460,376.86
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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.