Finding the Fourth Proportional to 49,391,565.48, 68,159,476.56 and 27,364,623.12
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Solution
The fourth proportional to 49,391,565.48, 68,159,476.56 and 27,364,623.12 is: 37,762,690.25
Step by Step Solution
- Step 1: Write the proportion equation
49,391,565.48 : 68,159,476.56 = 27,364,623.12 : x - Step 2: Convert to fraction form
49,391,565.48/68,159,476.56 = 27,364,623.12/x - Step 3: Cross multiply
49,391,565.48x = 68,159,476.56 × 27,364,623.12 - Step 4: Simplify right side
49,391,565.48x = 1,865,158,388,120,874.25 - Step 5: Solve for x
x = 1,865,158,388,120,874.25/49,391,565.48 - Step 6: Final answer
x = 37,762,690.25
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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.