Finding the Fourth Proportional to 96,672,902.97, 133,411,441.36 and 52,622,775.03
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Solution
The fourth proportional to 96,672,902.97, 133,411,441.36 and 52,622,775.03 is: 72,620,972.88
Step by Step Solution
- Step 1: Write the proportion equation
96,672,902.97 : 133,411,441.36 = 52,622,775.03 : x - Step 2: Convert to fraction form
96,672,902.97/133,411,441.36 = 52,622,775.03/x - Step 3: Cross multiply
96,672,902.97x = 133,411,441.36 × 52,622,775.03 - Step 4: Simplify right side
96,672,902.97x = 7,020,480,265,115,317 - Step 5: Solve for x
x = 7,020,480,265,115,317/96,672,902.97 - Step 6: Final answer
x = 72,620,972.88
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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.