Finding the Fourth Proportional to 165,379,099.44, 228,223,160.28 and 92,057,562.48
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Solution
The fourth proportional to 165,379,099.44, 228,223,160.28 and 92,057,562.48 is: 127,039,437.92
Step by Step Solution
- Step 1: Write the proportion equation
165,379,099.44 : 228,223,160.28 = 92,057,562.48 : x - Step 2: Convert to fraction form
165,379,099.44/228,223,160.28 = 92,057,562.48/x - Step 3: Cross multiply
165,379,099.44x = 228,223,160.28 × 92,057,562.48 - Step 4: Simplify right side
165,379,099.44x = 21,009,667,836,859,156 - Step 5: Solve for x
x = 21,009,667,836,859,156/165,379,099.44 - Step 6: Final answer
x = 127,039,437.92
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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.