Finding the Fourth Proportional to 2,749,156,757.92, 3,793,961,255.28 and 1,620,174,170.08
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Solution
The fourth proportional to 2,749,156,757.92, 3,793,961,255.28 and 1,620,174,170.08 is: 2,235,913,979.94
Step by Step Solution
- Step 1: Write the proportion equation
2,749,156,757.92 : 3,793,961,255.28 = 1,620,174,170.08 : x - Step 2: Convert to fraction form
2,749,156,757.92/3,793,961,255.28 = 1,620,174,170.08/x - Step 3: Cross multiply
2,749,156,757.92x = 3,793,961,255.28 × 1,620,174,170.08 - Step 4: Simplify right side
2,749,156,757.92x = 6,146,878,028,088,948,736 - Step 5: Solve for x
x = 6,146,878,028,088,948,736/2,749,156,757.92 - Step 6: Final answer
x = 2,235,913,979.94
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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.