Finding the Fourth Proportional to 483,880,309.80, 725,820,464.70 and 160,764,181.80
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Solution
The fourth proportional to 483,880,309.80, 725,820,464.70 and 160,764,181.80 is: 241,146,272.70
Step by Step Solution
- Step 1: Write the proportion equation
483,880,309.80 : 725,820,464.70 = 160,764,181.80 : x - Step 2: Convert to fraction form
483,880,309.80/725,820,464.70 = 160,764,181.80/x - Step 3: Cross multiply
483,880,309.80x = 725,820,464.70 × 160,764,181.80 - Step 4: Simplify right side
483,880,309.80x = 116,685,933,141,191,296 - Step 5: Solve for x
x = 116,685,933,141,191,296/483,880,309.80 - Step 6: Final answer
x = 241,146,272.70
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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.