Finding the Fourth Proportional to 6,450,621,060.80, 9,677,723,181.60 and 2,771,888,772.80
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Solution
The fourth proportional to 6,450,621,060.80, 9,677,723,181.60 and 2,771,888,772.80 is: 4,158,603,021.40
Step by Step Solution
- Step 1: Write the proportion equation
6,450,621,060.80 : 9,677,723,181.60 = 2,771,888,772.80 : x - Step 2: Convert to fraction form
6,450,621,060.80/9,677,723,181.60 = 2,771,888,772.80/x - Step 3: Cross multiply
6,450,621,060.80x = 9,677,723,181.60 × 2,771,888,772.80 - Step 4: Simplify right side
6,450,621,060.80x = 26,825,572,233,343,336,448 - Step 5: Solve for x
x = 26,825,572,233,343,336,448/6,450,621,060.80 - Step 6: Final answer
x = 4,158,603,021.40
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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.