Finding the Fourth Proportional to 243,025,529.36, 335,376,252.59 and 131,516,375.42
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Solution
The fourth proportional to 243,025,529.36, 335,376,252.59 and 131,516,375.42 is: 181,493,151.19
Step by Step Solution
- Step 1: Write the proportion equation
243,025,529.36 : 335,376,252.59 = 131,516,375.42 : x - Step 2: Convert to fraction form
243,025,529.36/335,376,252.59 = 131,516,375.42/x - Step 3: Cross multiply
243,025,529.36x = 335,376,252.59 × 131,516,375.42 - Step 4: Simplify right side
243,025,529.36x = 44,107,469,142,760,040 - Step 5: Solve for x
x = 44,107,469,142,760,040/243,025,529.36 - Step 6: Final answer
x = 181,493,151.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.