Finding the Fourth Proportional to 147,096,704.80, 220,645,057.20 and 96,078,368.80
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Solution
The fourth proportional to 147,096,704.80, 220,645,057.20 and 96,078,368.80 is: 144,117,553.20
Step by Step Solution
- Step 1: Write the proportion equation
147,096,704.80 : 220,645,057.20 = 96,078,368.80 : x - Step 2: Convert to fraction form
147,096,704.80/220,645,057.20 = 96,078,368.80/x - Step 3: Cross multiply
147,096,704.80x = 220,645,057.20 × 96,078,368.80 - Step 4: Simplify right side
147,096,704.80x = 21,199,217,179,558,692 - Step 5: Solve for x
x = 21,199,217,179,558,692/147,096,704.80 - Step 6: Final answer
x = 144,117,553.20
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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.