Finding the Fourth Proportional to 1,135,255,846.60, 1,702,883,769.90 and 676,090,822.60
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Solution
The fourth proportional to 1,135,255,846.60, 1,702,883,769.90 and 676,090,822.60 is: 1,014,136,233.90
Step by Step Solution
- Step 1: Write the proportion equation
1,135,255,846.60 : 1,702,883,769.90 = 676,090,822.60 : x - Step 2: Convert to fraction form
1,135,255,846.60/1,702,883,769.90 = 676,090,822.60/x - Step 3: Cross multiply
1,135,255,846.60x = 1,702,883,769.90 × 676,090,822.60 - Step 4: Simplify right side
1,135,255,846.60x = 1,151,304,088,783,880,192 - Step 5: Solve for x
x = 1,151,304,088,783,880,192/1,135,255,846.60 - Step 6: Final answer
x = 1,014,136,233.90
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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.