Finding the Fourth Proportional to 65,202,098.40, 97,803,147.60 and 48,940,003.80
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Solution
The fourth proportional to 65,202,098.40, 97,803,147.60 and 48,940,003.80 is: 73,410,005.70
Step by Step Solution
- Step 1: Write the proportion equation
65,202,098.40 : 97,803,147.60 = 48,940,003.80 : x - Step 2: Convert to fraction form
65,202,098.40/97,803,147.60 = 48,940,003.80/x - Step 3: Cross multiply
65,202,098.40x = 97,803,147.60 × 48,940,003.80 - Step 4: Simplify right side
65,202,098.40x = 4,786,486,415,195,960 - Step 5: Solve for x
x = 4,786,486,415,195,960/65,202,098.40 - Step 6: Final answer
x = 73,410,005.70
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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.