Finding the Fourth Proportional to 603,528,515.83, 832,876,858.79 and 365,370,539.00
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Solution
The fourth proportional to 603,528,515.83, 832,876,858.79 and 365,370,539.00 is: 504,215,888.45
Step by Step Solution
- Step 1: Write the proportion equation
603,528,515.83 : 832,876,858.79 = 365,370,539.00 : x - Step 2: Convert to fraction form
603,528,515.83/832,876,858.79 = 365,370,539.00/x - Step 3: Cross multiply
603,528,515.83x = 832,876,858.79 × 365,370,539.00 - Step 4: Simplify right side
603,528,515.83x = 304,308,666,813,653,568 - Step 5: Solve for x
x = 304,308,666,813,653,568/603,528,515.83 - Step 6: Final answer
x = 504,215,888.45
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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.