Finding the Fourth Proportional to 201,204,838.30, 301,807,257.45 and 201,204,838.30
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Solution
The fourth proportional to 201,204,838.30, 301,807,257.45 and 201,204,838.30 is: 301,807,257.45
Step by Step Solution
- Step 1: Write the proportion equation
201,204,838.30 : 301,807,257.45 = 201,204,838.30 : x - Step 2: Convert to fraction form
201,204,838.30/301,807,257.45 = 201,204,838.30/x - Step 3: Cross multiply
201,204,838.30x = 301,807,257.45 × 201,204,838.30 - Step 4: Simplify right side
201,204,838.30x = 60,725,080,432,993,720 - Step 5: Solve for x
x = 60,725,080,432,993,720/201,204,838.30 - Step 6: Final answer
x = 301,807,257.45
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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.