Finding the Fourth Proportional to 2,278,567,358.10, 3,417,851,037.15 and 2,186,734,353.30
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Solution
The fourth proportional to 2,278,567,358.10, 3,417,851,037.15 and 2,186,734,353.30 is: 3,280,101,529.95
Step by Step Solution
- Step 1: Write the proportion equation
2,278,567,358.10 : 3,417,851,037.15 = 2,186,734,353.30 : x - Step 2: Convert to fraction form
2,278,567,358.10/3,417,851,037.15 = 2,186,734,353.30/x - Step 3: Cross multiply
2,278,567,358.10x = 3,417,851,037.15 × 2,186,734,353.30 - Step 4: Simplify right side
2,278,567,358.10x = 7,473,932,277,397,940,224 - Step 5: Solve for x
x = 7,473,932,277,397,940,224/2,278,567,358.10 - Step 6: Final answer
x = 3,280,101,529.95
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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.