Finding the Fourth Proportional to 240,638,447.76, 360,971,668.44 and 68,100,827.28
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Solution
The fourth proportional to 240,638,447.76, 360,971,668.44 and 68,100,827.28 is: 102,155,202.02
Step by Step Solution
- Step 1: Write the proportion equation
240,638,447.76 : 360,971,668.44 = 68,100,827.28 : x - Step 2: Convert to fraction form
240,638,447.76/360,971,668.44 = 68,100,827.28/x - Step 3: Cross multiply
240,638,447.76x = 360,971,668.44 × 68,100,827.28 - Step 4: Simplify right side
240,638,447.76x = 24,582,469,245,405,868 - Step 5: Solve for x
x = 24,582,469,245,405,868/240,638,447.76 - Step 6: Final answer
x = 102,155,202.02
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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.