Finding the Fourth Proportional to 201,620,532.60, 302,430,798.90 and 201,620,532.60
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Solution
The fourth proportional to 201,620,532.60, 302,430,798.90 and 201,620,532.60 is: 302,430,798.90
Step by Step Solution
- Step 1: Write the proportion equation
201,620,532.60 : 302,430,798.90 = 201,620,532.60 : x - Step 2: Convert to fraction form
201,620,532.60/302,430,798.90 = 201,620,532.60/x - Step 3: Cross multiply
201,620,532.60x = 302,430,798.90 × 201,620,532.60 - Step 4: Simplify right side
201,620,532.60x = 60,976,258,748,861,488 - Step 5: Solve for x
x = 60,976,258,748,861,488/201,620,532.60 - Step 6: Final answer
x = 302,430,798.90
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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.