Finding the Fourth Proportional to 1,609,132,610.20, 2,413,132,044.90 and 574,027,259.80
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Solution
The fourth proportional to 1,609,132,610.20, 2,413,132,044.90 and 574,027,259.80 is: 860,838,669.53
Step by Step Solution
- Step 1: Write the proportion equation
1,609,132,610.20 : 2,413,132,044.90 = 574,027,259.80 : x - Step 2: Convert to fraction form
1,609,132,610.20/2,413,132,044.90 = 574,027,259.80/x - Step 3: Cross multiply
1,609,132,610.20x = 2,413,132,044.90 × 574,027,259.80 - Step 4: Simplify right side
1,609,132,610.20x = 1,385,203,575,269,517,568 - Step 5: Solve for x
x = 1,385,203,575,269,517,568/1,609,132,610.20 - Step 6: Final answer
x = 860,838,669.53
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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.