Finding the Fourth Proportional to 146,167,027.39, 219,178,796.43 and 72,305,468.08
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Solution
The fourth proportional to 146,167,027.39, 219,178,796.43 and 72,305,468.08 is: 108,422,711.68
Step by Step Solution
- Step 1: Write the proportion equation
146,167,027.39 : 219,178,796.43 = 72,305,468.08 : x - Step 2: Convert to fraction form
146,167,027.39/219,178,796.43 = 72,305,468.08/x - Step 3: Cross multiply
146,167,027.39x = 219,178,796.43 × 72,305,468.08 - Step 4: Simplify right side
146,167,027.39x = 15,847,825,467,986,290 - Step 5: Solve for x
x = 15,847,825,467,986,290/146,167,027.39 - Step 6: Final answer
x = 108,422,711.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.