Finding the Fourth Proportional to 99,734,188.73, 149,693,245.63 and 50,584,537.31
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Solution
The fourth proportional to 99,734,188.73, 149,693,245.63 and 50,584,537.31 is: 75,923,448.76
Step by Step Solution
- Step 1: Write the proportion equation
99,734,188.73 : 149,693,245.63 = 50,584,537.31 : x - Step 2: Convert to fraction form
99,734,188.73/149,693,245.63 = 50,584,537.31/x - Step 3: Cross multiply
99,734,188.73x = 149,693,245.63 × 50,584,537.31 - Step 4: Simplify right side
99,734,188.73x = 7,572,163,567,750,802 - Step 5: Solve for x
x = 7,572,163,567,750,802/99,734,188.73 - Step 6: Final answer
x = 75,923,448.76
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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.