Finding the Fourth Proportional to 1,137,236,626.06, 1,706,038,241.98 and 350,289,912.99
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Solution
The fourth proportional to 1,137,236,626.06, 1,706,038,241.98 and 350,289,912.99 is: 525,491,330.17
Step by Step Solution
- Step 1: Write the proportion equation
1,137,236,626.06 : 1,706,038,241.98 = 350,289,912.99 : x - Step 2: Convert to fraction form
1,137,236,626.06/1,706,038,241.98 = 350,289,912.99/x - Step 3: Cross multiply
1,137,236,626.06x = 1,706,038,241.98 × 350,289,912.99 - Step 4: Simplify right side
1,137,236,626.06x = 597,607,987,350,587,008 - Step 5: Solve for x
x = 597,607,987,350,587,008/1,137,236,626.06 - Step 6: Final answer
x = 525,491,330.17
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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.