Finding the Fourth Proportional to 1,889,581,675.80, 2,834,372,513.70 and 799,064,743.80
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Solution
The fourth proportional to 1,889,581,675.80, 2,834,372,513.70 and 799,064,743.80 is: 1,198,597,115.70
Step by Step Solution
- Step 1: Write the proportion equation
1,889,581,675.80 : 2,834,372,513.70 = 799,064,743.80 : x - Step 2: Convert to fraction form
1,889,581,675.80/2,834,372,513.70 = 799,064,743.80/x - Step 3: Cross multiply
1,889,581,675.80x = 2,834,372,513.70 × 799,064,743.80 - Step 4: Simplify right side
1,889,581,675.80x = 2,264,847,146,493,452,288 - Step 5: Solve for x
x = 2,264,847,146,493,452,288/1,889,581,675.80 - Step 6: Final answer
x = 1,198,597,115.70
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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.