Finding the Fourth Proportional to 2,288,403,209.60, 3,432,604,814.40 and 565,117,193.60
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Solution
The fourth proportional to 2,288,403,209.60, 3,432,604,814.40 and 565,117,193.60 is: 847,675,790.40
Step by Step Solution
- Step 1: Write the proportion equation
2,288,403,209.60 : 3,432,604,814.40 = 565,117,193.60 : x - Step 2: Convert to fraction form
2,288,403,209.60/3,432,604,814.40 = 565,117,193.60/x - Step 3: Cross multiply
2,288,403,209.60x = 3,432,604,814.40 × 565,117,193.60 - Step 4: Simplify right side
2,288,403,209.60x = 1,939,823,999,451,577,088 - Step 5: Solve for x
x = 1,939,823,999,451,577,088/2,288,403,209.60 - Step 6: Final answer
x = 847,675,790.40
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Double scale
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Similar ratio
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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.