Finding the Fourth Proportional to 6,005,215,728.53, 8,287,197,525.82 and 3,328,989,126.54
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Solution
The fourth proportional to 6,005,215,728.53, 8,287,197,525.82 and 3,328,989,126.54 is: 4,594,004,895.09
Step by Step Solution
- Step 1: Write the proportion equation
6,005,215,728.53 : 8,287,197,525.82 = 3,328,989,126.54 : x - Step 2: Convert to fraction form
6,005,215,728.53/8,287,197,525.82 = 3,328,989,126.54/x - Step 3: Cross multiply
6,005,215,728.53x = 8,287,197,525.82 × 3,328,989,126.54 - Step 4: Simplify right side
6,005,215,728.53x = 27,587,990,452,943,577,088 - Step 5: Solve for x
x = 27,587,990,452,943,577,088/6,005,215,728.53 - Step 6: Final answer
x = 4,594,004,895.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.