Finding the Fourth Proportional to 127,460,339.70, 190,464,912.14 and 95,704,338.02
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Solution
The fourth proportional to 127,460,339.70, 190,464,912.14 and 95,704,338.02 is: 143,011,687.99
Step by Step Solution
- Step 1: Write the proportion equation
127,460,339.70 : 190,464,912.14 = 95,704,338.02 : x - Step 2: Convert to fraction form
127,460,339.70/190,464,912.14 = 95,704,338.02/x - Step 3: Cross multiply
127,460,339.70x = 190,464,912.14 × 95,704,338.02 - Step 4: Simplify right side
127,460,339.70x = 18,228,318,332,396,160 - Step 5: Solve for x
x = 18,228,318,332,396,160/127,460,339.70 - Step 6: Final answer
x = 143,011,687.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.