Finding the Fourth Proportional to 940,124,455.80, 1,410,186,683.70 and 940,124,455.80
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Solution
The fourth proportional to 940,124,455.80, 1,410,186,683.70 and 940,124,455.80 is: 1,410,186,683.70
Step by Step Solution
- Step 1: Write the proportion equation
940,124,455.80 : 1,410,186,683.70 = 940,124,455.80 : x - Step 2: Convert to fraction form
940,124,455.80/1,410,186,683.70 = 940,124,455.80/x - Step 3: Cross multiply
940,124,455.80x = 1,410,186,683.70 × 940,124,455.80 - Step 4: Simplify right side
940,124,455.80x = 1,325,750,988,589,869,312 - Step 5: Solve for x
x = 1,325,750,988,589,869,312/940,124,455.80 - Step 6: Final answer
x = 1,410,186,683.70
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1.5x scale
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.