Finding the Fourth Proportional to 1,609,132,600.20, 2,413,132,029.90 and 574,027,249.80
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Solution
The fourth proportional to 1,609,132,600.20, 2,413,132,029.90 and 574,027,249.80 is: 860,838,654.54
Step by Step Solution
- Step 1: Write the proportion equation
1,609,132,600.20 : 2,413,132,029.90 = 574,027,249.80 : x - Step 2: Convert to fraction form
1,609,132,600.20/2,413,132,029.90 = 574,027,249.80/x - Step 3: Cross multiply
1,609,132,600.20x = 2,413,132,029.90 × 574,027,249.80 - Step 4: Simplify right side
1,609,132,600.20x = 1,385,203,542,527,788,288 - Step 5: Solve for x
x = 1,385,203,542,527,788,288/1,609,132,600.20 - Step 6: Final answer
x = 860,838,654.54
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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.