Finding the Fourth Proportional to 64,683,842.80, 97,025,764.20 and 32,340,737.20
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Solution
The fourth proportional to 64,683,842.80, 97,025,764.20 and 32,340,737.20 is: 48,511,105.80
Step by Step Solution
- Step 1: Write the proportion equation
64,683,842.80 : 97,025,764.20 = 32,340,737.20 : x - Step 2: Convert to fraction form
64,683,842.80/97,025,764.20 = 32,340,737.20/x - Step 3: Cross multiply
64,683,842.80x = 97,025,764.20 × 32,340,737.20 - Step 4: Simplify right side
64,683,842.80x = 3,137,884,741,621,368.50 - Step 5: Solve for x
x = 3,137,884,741,621,368.50/64,683,842.80 - Step 6: Final answer
x = 48,511,105.80
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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.