Finding the Fourth Proportional to 3,275,535,785.20, 4,913,303,677.80 and 2,173,539,727.60
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Solution
The fourth proportional to 3,275,535,785.20, 4,913,303,677.80 and 2,173,539,727.60 is: 3,260,309,591.40
Step by Step Solution
- Step 1: Write the proportion equation
3,275,535,785.20 : 4,913,303,677.80 = 2,173,539,727.60 : x - Step 2: Convert to fraction form
3,275,535,785.20/4,913,303,677.80 = 2,173,539,727.60/x - Step 3: Cross multiply
3,275,535,785.20x = 4,913,303,677.80 × 2,173,539,727.60 - Step 4: Simplify right side
3,275,535,785.20x = 10,679,260,737,461,489,664 - Step 5: Solve for x
x = 10,679,260,737,461,489,664/3,275,535,785.20 - Step 6: Final answer
x = 3,260,309,591.40
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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.