Finding the Fourth Proportional to 3,672,676,430.20, 5,519,764,187.70 and 3,199,696,564.60
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Solution
The fourth proportional to 3,672,676,430.20, 5,519,764,187.70 and 3,199,696,564.60 is: 4,808,910,026.37
Step by Step Solution
- Step 1: Write the proportion equation
3,672,676,430.20 : 5,519,764,187.70 = 3,199,696,564.60 : x - Step 2: Convert to fraction form
3,672,676,430.20/5,519,764,187.70 = 3,199,696,564.60/x - Step 3: Cross multiply
3,672,676,430.20x = 5,519,764,187.70 × 3,199,696,564.60 - Step 4: Simplify right side
3,672,676,430.20x = 17,661,570,508,785,799,168 - Step 5: Solve for x
x = 17,661,570,508,785,799,168/3,672,676,430.20 - Step 6: Final answer
x = 4,808,910,026.37
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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.