Finding the Fourth Proportional to 2,395,452,442.57, 3,305,851,289.55 and 1,443,132,965.99
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Solution
The fourth proportional to 2,395,452,442.57, 3,305,851,289.55 and 1,443,132,965.99 is: 1,991,599,954.91
Step by Step Solution
- Step 1: Write the proportion equation
2,395,452,442.57 : 3,305,851,289.55 = 1,443,132,965.99 : x - Step 2: Convert to fraction form
2,395,452,442.57/3,305,851,289.55 = 1,443,132,965.99/x - Step 3: Cross multiply
2,395,452,442.57x = 3,305,851,289.55 × 1,443,132,965.99 - Step 4: Simplify right side
2,395,452,442.57x = 4,770,782,976,618,423,296 - Step 5: Solve for x
x = 4,770,782,976,618,423,296/2,395,452,442.57 - Step 6: Final answer
x = 1,991,599,954.91
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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.