Finding the Fourth Proportional to 271,916,889.18, 408,045,394.89 and 110,358,825.18
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Solution
The fourth proportional to 271,916,889.18, 408,045,394.89 and 110,358,825.18 is: 165,607,257.92
Step by Step Solution
- Step 1: Write the proportion equation
271,916,889.18 : 408,045,394.89 = 110,358,825.18 : x - Step 2: Convert to fraction form
271,916,889.18/408,045,394.89 = 110,358,825.18/x - Step 3: Cross multiply
271,916,889.18x = 408,045,394.89 × 110,358,825.18 - Step 4: Simplify right side
271,916,889.18x = 45,031,410,400,169,576 - Step 5: Solve for x
x = 45,031,410,400,169,576/271,916,889.18 - Step 6: Final answer
x = 165,607,257.92
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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.