Finding the Fourth Proportional to 264,199,534.20, 396,299,301.30 and 160,887,403.80
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Solution
The fourth proportional to 264,199,534.20, 396,299,301.30 and 160,887,403.80 is: 241,331,105.70
Step by Step Solution
- Step 1: Write the proportion equation
264,199,534.20 : 396,299,301.30 = 160,887,403.80 : x - Step 2: Convert to fraction form
264,199,534.20/396,299,301.30 = 160,887,403.80/x - Step 3: Cross multiply
264,199,534.20x = 396,299,301.30 × 160,887,403.80 - Step 4: Simplify right side
264,199,534.20x = 63,759,565,713,910,968 - Step 5: Solve for x
x = 63,759,565,713,910,968/264,199,534.20 - Step 6: Final answer
x = 241,331,105.70
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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.