Finding the Fourth Proportional to 63,186,107.40, 94,779,161.10 and 52,982,440.20
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Solution
The fourth proportional to 63,186,107.40, 94,779,161.10 and 52,982,440.20 is: 79,473,660.30
Step by Step Solution
- Step 1: Write the proportion equation
63,186,107.40 : 94,779,161.10 = 52,982,440.20 : x - Step 2: Convert to fraction form
63,186,107.40/94,779,161.10 = 52,982,440.20/x - Step 3: Cross multiply
63,186,107.40x = 94,779,161.10 × 52,982,440.20 - Step 4: Simplify right side
63,186,107.40x = 5,021,631,235,186,916 - Step 5: Solve for x
x = 5,021,631,235,186,916/63,186,107.40 - Step 6: Final answer
x = 79,473,660.30
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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.