Finding the Fourth Proportional to 1,456,132,163.60, 2,184,198,245.40 and 535,818,069.20
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Solution
The fourth proportional to 1,456,132,163.60, 2,184,198,245.40 and 535,818,069.20 is: 803,727,103.80
Step by Step Solution
- Step 1: Write the proportion equation
1,456,132,163.60 : 2,184,198,245.40 = 535,818,069.20 : x - Step 2: Convert to fraction form
1,456,132,163.60/2,184,198,245.40 = 535,818,069.20/x - Step 3: Cross multiply
1,456,132,163.60x = 2,184,198,245.40 × 535,818,069.20 - Step 4: Simplify right side
1,456,132,163.60x = 1,170,332,886,600,255,744 - Step 5: Solve for x
x = 1,170,332,886,600,255,744/1,456,132,163.60 - Step 6: Final answer
x = 803,727,103.80
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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.