Finding the Fourth Proportional to 201,021,497.40, 301,532,246.10 and 201,021,497.40
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Solution
The fourth proportional to 201,021,497.40, 301,532,246.10 and 201,021,497.40 is: 301,532,246.10
Step by Step Solution
- Step 1: Write the proportion equation
201,021,497.40 : 301,532,246.10 = 201,021,497.40 : x - Step 2: Convert to fraction form
201,021,497.40/301,532,246.10 = 201,021,497.40/x - Step 3: Cross multiply
201,021,497.40x = 301,532,246.10 × 201,021,497.40 - Step 4: Simplify right side
201,021,497.40x = 60,614,463,625,407,320 - Step 5: Solve for x
x = 60,614,463,625,407,320/201,021,497.40 - Step 6: Final answer
x = 301,532,246.10
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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.