Finding the Fourth Proportional to 394,953,286.57, 592,469,049.81 and 146,023,812.59
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Solution
The fourth proportional to 394,953,286.57, 592,469,049.81 and 146,023,812.59 is: 219,050,182.48
Step by Step Solution
- Step 1: Write the proportion equation
394,953,286.57 : 592,469,049.81 = 146,023,812.59 : x - Step 2: Convert to fraction form
394,953,286.57/592,469,049.81 = 146,023,812.59/x - Step 3: Cross multiply
394,953,286.57x = 592,469,049.81 × 146,023,812.59 - Step 4: Simplify right side
394,953,286.57x = 86,514,589,492,416,064 - Step 5: Solve for x
x = 86,514,589,492,416,064/394,953,286.57 - Step 6: Final answer
x = 219,050,182.48
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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.