Finding the Fourth Proportional to 201,808,909.10, 282,723,791.50 and 201,808,909.10
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Solution
The fourth proportional to 201,808,909.10, 282,723,791.50 and 201,808,909.10 is: 282,723,791.50
Step by Step Solution
- Step 1: Write the proportion equation
201,808,909.10 : 282,723,791.50 = 201,808,909.10 : x - Step 2: Convert to fraction form
201,808,909.10/282,723,791.50 = 201,808,909.10/x - Step 3: Cross multiply
201,808,909.10x = 282,723,791.50 × 201,808,909.10 - Step 4: Simplify right side
201,808,909.10x = 57,056,179,939,230,848 - Step 5: Solve for x
x = 57,056,179,939,230,848/201,808,909.10 - Step 6: Final answer
x = 282,723,791.50
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.