Finding the Fourth Proportional to 6,450,620,782.80, 9,677,722,764.60 and 2,771,888,494.80
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Solution
The fourth proportional to 6,450,620,782.80, 9,677,722,764.60 and 2,771,888,494.80 is: 4,158,602,604.36
Step by Step Solution
- Step 1: Write the proportion equation
6,450,620,782.80 : 9,677,722,764.60 = 2,771,888,494.80 : x - Step 2: Convert to fraction form
6,450,620,782.80/9,677,722,764.60 = 2,771,888,494.80/x - Step 3: Cross multiply
6,450,620,782.80x = 9,677,722,764.60 × 2,771,888,494.80 - Step 4: Simplify right side
6,450,620,782.80x = 26,825,568,387,058,790,400 - Step 5: Solve for x
x = 26,825,568,387,058,790,400/6,450,620,782.80 - Step 6: Final answer
x = 4,158,602,604.36
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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.