Finding the Fourth Proportional to 65,204,431.60, 97,744,439.40 and 24,252,905.20
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Solution
The fourth proportional to 65,204,431.60, 97,744,439.40 and 24,252,905.20 is: 36,356,219.42
Step by Step Solution
- Step 1: Write the proportion equation
65,204,431.60 : 97,744,439.40 = 24,252,905.20 : x - Step 2: Convert to fraction form
65,204,431.60/97,744,439.40 = 24,252,905.20/x - Step 3: Cross multiply
65,204,431.60x = 97,744,439.40 × 24,252,905.20 - Step 4: Simplify right side
65,204,431.60x = 2,370,586,622,595,345 - Step 5: Solve for x
x = 2,370,586,622,595,345/65,204,431.60 - Step 6: Final answer
x = 36,356,219.42
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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.