Finding the Fourth Proportional to 136,622,645.85, 204,933,808.16 and 44,506,233.19
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Solution
The fourth proportional to 136,622,645.85, 204,933,808.16 and 44,506,233.19 is: 66,759,297.45
Step by Step Solution
- Step 1: Write the proportion equation
136,622,645.85 : 204,933,808.16 = 44,506,233.19 : x - Step 2: Convert to fraction form
136,622,645.85/204,933,808.16 = 44,506,233.19/x - Step 3: Cross multiply
136,622,645.85x = 204,933,808.16 × 44,506,233.19 - Step 4: Simplify right side
136,622,645.85x = 9,120,831,853,236,486 - Step 5: Solve for x
x = 9,120,831,853,236,486/136,622,645.85 - Step 6: Final answer
x = 66,759,297.45
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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.