Finding the Fourth Proportional to 122,898,414.72, 184,304,931.84 and 68,394,175.68
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Solution
The fourth proportional to 122,898,414.72, 184,304,931.84 and 68,394,175.68 is: 102,567,505.98
Step by Step Solution
- Step 1: Write the proportion equation
122,898,414.72 : 184,304,931.84 = 68,394,175.68 : x - Step 2: Convert to fraction form
122,898,414.72/184,304,931.84 = 68,394,175.68/x - Step 3: Cross multiply
122,898,414.72x = 184,304,931.84 × 68,394,175.68 - Step 4: Simplify right side
122,898,414.72x = 12,605,383,886,955,388 - Step 5: Solve for x
x = 12,605,383,886,955,388/122,898,414.72 - Step 6: Final answer
x = 102,567,505.98
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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.