Finding the Fourth Proportional to 134,320,593.40, 201,144,966.90 and 107,446,737.40
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Solution
The fourth proportional to 134,320,593.40, 201,144,966.90 and 107,446,737.40 is: 160,901,391.89
Step by Step Solution
- Step 1: Write the proportion equation
134,320,593.40 : 201,144,966.90 = 107,446,737.40 : x - Step 2: Convert to fraction form
134,320,593.40/201,144,966.90 = 107,446,737.40/x - Step 3: Cross multiply
134,320,593.40x = 201,144,966.90 × 107,446,737.40 - Step 4: Simplify right side
134,320,593.40x = 21,612,370,437,835,992 - Step 5: Solve for x
x = 21,612,370,437,835,992/134,320,593.40 - Step 6: Final answer
x = 160,901,391.89
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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.