Finding the Fourth Proportional to 2,511,446,847.25, 3,466,126,672.37 and 1,440,169,407.85
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Solution
The fourth proportional to 2,511,446,847.25, 3,466,126,672.37 and 1,440,169,407.85 is: 1,987,623,032.02
Step by Step Solution
- Step 1: Write the proportion equation
2,511,446,847.25 : 3,466,126,672.37 = 1,440,169,407.85 : x - Step 2: Convert to fraction form
2,511,446,847.25/3,466,126,672.37 = 1,440,169,407.85/x - Step 3: Cross multiply
2,511,446,847.25x = 3,466,126,672.37 × 1,440,169,407.85 - Step 4: Simplify right side
2,511,446,847.25x = 4,991,809,597,280,193,536 - Step 5: Solve for x
x = 4,991,809,597,280,193,536/2,511,446,847.25 - Step 6: Final answer
x = 1,987,623,032.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.