Finding the Fourth Proportional to 65,185,202.40, 97,789,613.40 and 32,755,491.60
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Solution
The fourth proportional to 65,185,202.40, 97,789,613.40 and 32,755,491.60 is: 49,139,171.81
Step by Step Solution
- Step 1: Write the proportion equation
65,185,202.40 : 97,789,613.40 = 32,755,491.60 : x - Step 2: Convert to fraction form
65,185,202.40/97,789,613.40 = 32,755,491.60/x - Step 3: Cross multiply
65,185,202.40x = 97,789,613.40 × 32,755,491.60 - Step 4: Simplify right side
65,185,202.40x = 3,203,146,860,290,948 - Step 5: Solve for x
x = 3,203,146,860,290,948/65,185,202.40 - Step 6: Final answer
x = 49,139,171.81
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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.