Finding the Fourth Proportional to 236,390,635.44, 354,724,128.26 and 170,747,043.12
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Solution
The fourth proportional to 236,390,635.44, 354,724,128.26 and 170,747,043.12 is: 256,220,369.77
Step by Step Solution
- Step 1: Write the proportion equation
236,390,635.44 : 354,724,128.26 = 170,747,043.12 : x - Step 2: Convert to fraction form
236,390,635.44/354,724,128.26 = 170,747,043.12/x - Step 3: Cross multiply
236,390,635.44x = 354,724,128.26 × 170,747,043.12 - Step 4: Simplify right side
236,390,635.44x = 60,568,096,022,860,896 - Step 5: Solve for x
x = 60,568,096,022,860,896/236,390,635.44 - Step 6: Final answer
x = 256,220,369.77
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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.