Finding the Fourth Proportional to 134,366,915.60, 201,550,373.40 and 107,493,059.60
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Solution
The fourth proportional to 134,366,915.60, 201,550,373.40 and 107,493,059.60 is: 161,239,589.40
Step by Step Solution
- Step 1: Write the proportion equation
134,366,915.60 : 201,550,373.40 = 107,493,059.60 : x - Step 2: Convert to fraction form
134,366,915.60/201,550,373.40 = 107,493,059.60/x - Step 3: Cross multiply
134,366,915.60x = 201,550,373.40 × 107,493,059.60 - Step 4: Simplify right side
134,366,915.60x = 21,665,266,300,288,456 - Step 5: Solve for x
x = 21,665,266,300,288,456/134,366,915.60 - Step 6: Final answer
x = 161,239,589.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.