Finding the Fourth Proportional to 83,807,998.80, 125,618,686.20 and 32,673,022.80
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Solution
The fourth proportional to 83,807,998.80, 125,618,686.20 and 32,673,022.80 is: 48,973,155.99
Step by Step Solution
- Step 1: Write the proportion equation
83,807,998.80 : 125,618,686.20 = 32,673,022.80 : x - Step 2: Convert to fraction form
83,807,998.80/125,618,686.20 = 32,673,022.80/x - Step 3: Cross multiply
83,807,998.80x = 125,618,686.20 × 32,673,022.80 - Step 4: Simplify right side
83,807,998.80x = 4,104,342,198,318,645.50 - Step 5: Solve for x
x = 4,104,342,198,318,645.50/83,807,998.80 - Step 6: Final answer
x = 48,973,155.99
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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.