Finding the Fourth Proportional to 73,511,632.52, 101,370,859.44 and 48,723,212.24
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Solution
The fourth proportional to 73,511,632.52, 101,370,859.44 and 48,723,212.24 is: 67,188,194.99
Step by Step Solution
- Step 1: Write the proportion equation
73,511,632.52 : 101,370,859.44 = 48,723,212.24 : x - Step 2: Convert to fraction form
73,511,632.52/101,370,859.44 = 48,723,212.24/x - Step 3: Cross multiply
73,511,632.52x = 101,370,859.44 × 48,723,212.24 - Step 4: Simplify right side
73,511,632.52x = 4,939,113,899,410,727 - Step 5: Solve for x
x = 4,939,113,899,410,727/73,511,632.52 - Step 6: Final answer
x = 67,188,194.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.