Finding the Fourth Proportional to 195,340,821,647.80, 293,011,232,471.70 and 48,287,081,615.80
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Solution
The fourth proportional to 195,340,821,647.80, 293,011,232,471.70 and 48,287,081,615.80 is: 72,430,622,423.70
Step by Step Solution
- Step 1: Write the proportion equation
195,340,821,647.80 : 293,011,232,471.70 = 48,287,081,615.80 : x - Step 2: Convert to fraction form
195,340,821,647.80/293,011,232,471.70 = 48,287,081,615.80/x - Step 3: Cross multiply
195,340,821,647.80x = 293,011,232,471.70 × 48,287,081,615.80 - Step 4: Simplify right side
195,340,821,647.80x = 14,148,657,296,707,126,558,720 - Step 5: Solve for x
x = 14,148,657,296,707,126,558,720/195,340,821,647.80 - Step 6: Final answer
x = 72,430,622,423.70
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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.