Finding the Fourth Proportional to 2,213,426,465.26, 3,320,721,185.65 and 795,466,759.61
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Solution
The fourth proportional to 2,213,426,465.26, 3,320,721,185.65 and 795,466,759.61 is: 1,193,409,115.95
Step by Step Solution
- Step 1: Write the proportion equation
2,213,426,465.26 : 3,320,721,185.65 = 795,466,759.61 : x - Step 2: Convert to fraction form
2,213,426,465.26/3,320,721,185.65 = 795,466,759.61/x - Step 3: Cross multiply
2,213,426,465.26x = 3,320,721,185.65 × 795,466,759.61 - Step 4: Simplify right side
2,213,426,465.26x = 2,641,523,321,123,595,776 - Step 5: Solve for x
x = 2,641,523,321,123,595,776/2,213,426,465.26 - Step 6: Final answer
x = 1,193,409,115.95
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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.