Finding the Fourth Proportional to 8,528,470,195.46, 11,772,247,652.25 and 5,861,080,242.50
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Solution
The fourth proportional to 8,528,470,195.46, 11,772,247,652.25 and 5,861,080,242.50 is: 8,090,324,119.46
Step by Step Solution
- Step 1: Write the proportion equation
8,528,470,195.46 : 11,772,247,652.25 = 5,861,080,242.50 : x - Step 2: Convert to fraction form
8,528,470,195.46/11,772,247,652.25 = 5,861,080,242.50/x - Step 3: Cross multiply
8,528,470,195.46x = 11,772,247,652.25 × 5,861,080,242.50 - Step 4: Simplify right side
8,528,470,195.46x = 68,998,088,124,419,481,600 - Step 5: Solve for x
x = 68,998,088,124,419,481,600/8,528,470,195.46 - Step 6: Final answer
x = 8,090,324,119.46
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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.