Finding the Fourth Proportional to 6,486,002,067.24, 9,726,487,847.02 and 2,230,884,378.20
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Solution
The fourth proportional to 6,486,002,067.24, 9,726,487,847.02 and 2,230,884,378.20 is: 3,345,461,436.45
Step by Step Solution
- Step 1: Write the proportion equation
6,486,002,067.24 : 9,726,487,847.02 = 2,230,884,378.20 : x - Step 2: Convert to fraction form
6,486,002,067.24/9,726,487,847.02 = 2,230,884,378.20/x - Step 3: Cross multiply
6,486,002,067.24x = 9,726,487,847.02 × 2,230,884,378.20 - Step 4: Simplify right side
6,486,002,067.24x = 21,698,669,792,669,069,312 - Step 5: Solve for x
x = 21,698,669,792,669,069,312/6,486,002,067.24 - Step 6: Final answer
x = 3,345,461,436.45
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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.