Finding the Fourth Proportional to 2,837,727,113.10, 3,915,987,515.58 and 1,567,540,760.00
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Solution
The fourth proportional to 2,837,727,113.10, 3,915,987,515.58 and 1,567,540,760.00 is: 2,163,164,321.89
Step by Step Solution
- Step 1: Write the proportion equation
2,837,727,113.10 : 3,915,987,515.58 = 1,567,540,760.00 : x - Step 2: Convert to fraction form
2,837,727,113.10/3,915,987,515.58 = 1,567,540,760.00/x - Step 3: Cross multiply
2,837,727,113.10x = 3,915,987,515.58 × 1,567,540,760.00 - Step 4: Simplify right side
2,837,727,113.10x = 6,138,470,046,309,005,312 - Step 5: Solve for x
x = 6,138,470,046,309,005,312/2,837,727,113.10 - Step 6: Final answer
x = 2,163,164,321.89
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1.5x scale
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.