Finding the Fourth Proportional to 344,586,076.46, 475,530,274.42 and 187,956,548.18
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Solution
The fourth proportional to 344,586,076.46, 475,530,274.42 and 187,956,548.18 is: 259,380,848.62
Step by Step Solution
- Step 1: Write the proportion equation
344,586,076.46 : 475,530,274.42 = 187,956,548.18 : x - Step 2: Convert to fraction form
344,586,076.46/475,530,274.42 = 187,956,548.18/x - Step 3: Cross multiply
344,586,076.46x = 475,530,274.42 × 187,956,548.18 - Step 4: Simplify right side
344,586,076.46x = 89,379,028,932,223,824 - Step 5: Solve for x
x = 89,379,028,932,223,824/344,586,076.46 - Step 6: Final answer
x = 259,380,848.62
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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.