Finding the Fourth Proportional to 446,904,307.80, 670,452,949.17 and 136,036,232.73
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Solution
The fourth proportional to 446,904,307.80, 670,452,949.17 and 136,036,232.73 is: 204,083,719.57
Step by Step Solution
- Step 1: Write the proportion equation
446,904,307.80 : 670,452,949.17 = 136,036,232.73 : x - Step 2: Convert to fraction form
446,904,307.80/670,452,949.17 = 136,036,232.73/x - Step 3: Cross multiply
446,904,307.80x = 670,452,949.17 × 136,036,232.73 - Step 4: Simplify right side
446,904,307.80x = 91,205,893,427,804,960 - Step 5: Solve for x
x = 91,205,893,427,804,960/446,904,307.80 - Step 6: Final answer
x = 204,083,719.57
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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.