Finding the Fourth Proportional to 3,594,719,643.80, 5,392,079,465.70 and 3,193,403,394.20
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Solution
The fourth proportional to 3,594,719,643.80, 5,392,079,465.70 and 3,193,403,394.20 is: 4,790,105,091.30
Step by Step Solution
- Step 1: Write the proportion equation
3,594,719,643.80 : 5,392,079,465.70 = 3,193,403,394.20 : x - Step 2: Convert to fraction form
3,594,719,643.80/5,392,079,465.70 = 3,193,403,394.20/x - Step 3: Cross multiply
3,594,719,643.80x = 5,392,079,465.70 × 3,193,403,394.20 - Step 4: Simplify right side
3,594,719,643.80x = 17,219,084,867,562,500,096 - Step 5: Solve for x
x = 17,219,084,867,562,500,096/3,594,719,643.80 - Step 6: Final answer
x = 4,790,105,091.30
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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.