Finding the Fourth Proportional to 1,829,811,482.68, 2,525,155,629.24 and 994,436,225.68
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Solution
The fourth proportional to 1,829,811,482.68, 2,525,155,629.24 and 994,436,225.68 is: 1,372,330,569.00
Step by Step Solution
- Step 1: Write the proportion equation
1,829,811,482.68 : 2,525,155,629.24 = 994,436,225.68 : x - Step 2: Convert to fraction form
1,829,811,482.68/2,525,155,629.24 = 994,436,225.68/x - Step 3: Cross multiply
1,829,811,482.68x = 2,525,155,629.24 × 994,436,225.68 - Step 4: Simplify right side
1,829,811,482.68x = 2,511,106,233,196,030,464 - Step 5: Solve for x
x = 2,511,106,233,196,030,464/1,829,811,482.68 - Step 6: Final answer
x = 1,372,330,569.00
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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.