Finding the Fourth Proportional to 2,593,272,639.87, 3,887,729,165.88 and 2,100,764,548.26
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Solution
The fourth proportional to 2,593,272,639.87, 3,887,729,165.88 and 2,100,764,548.26 is: 3,149,381,009.68
Step by Step Solution
- Step 1: Write the proportion equation
2,593,272,639.87 : 3,887,729,165.88 = 2,100,764,548.26 : x - Step 2: Convert to fraction form
2,593,272,639.87/3,887,729,165.88 = 2,100,764,548.26/x - Step 3: Cross multiply
2,593,272,639.87x = 3,887,729,165.88 × 2,100,764,548.26 - Step 4: Simplify right side
2,593,272,639.87x = 8,167,203,604,917,125,120 - Step 5: Solve for x
x = 8,167,203,604,917,125,120/2,593,272,639.87 - Step 6: Final answer
x = 3,149,381,009.68
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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.