Finding the Fourth Proportional to 118,330,229.64, 163,292,584.23 and 66,119,694.42
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Solution
The fourth proportional to 118,330,229.64, 163,292,584.23 and 66,119,694.42 is: 91,243,427.85
Step by Step Solution
- Step 1: Write the proportion equation
118,330,229.64 : 163,292,584.23 = 66,119,694.42 : x - Step 2: Convert to fraction form
118,330,229.64/163,292,584.23 = 66,119,694.42/x - Step 3: Cross multiply
118,330,229.64x = 163,292,584.23 × 66,119,694.42 - Step 4: Simplify right side
118,330,229.64x = 10,796,855,770,339,710 - Step 5: Solve for x
x = 10,796,855,770,339,710/118,330,229.64 - Step 6: Final answer
x = 91,243,427.85
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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.