Finding the Fourth Proportional to 477,945,253.26, 716,994,493.09 and 201,637,167.23
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Solution
The fourth proportional to 477,945,253.26, 716,994,493.09 and 201,637,167.23 is: 302,488,072.67
Step by Step Solution
- Step 1: Write the proportion equation
477,945,253.26 : 716,994,493.09 = 201,637,167.23 : x - Step 2: Convert to fraction form
477,945,253.26/716,994,493.09 = 201,637,167.23/x - Step 3: Cross multiply
477,945,253.26x = 716,994,493.09 × 201,637,167.23 - Step 4: Simplify right side
477,945,253.26x = 144,572,738,502,592,448 - Step 5: Solve for x
x = 144,572,738,502,592,448/477,945,253.26 - Step 6: Final answer
x = 302,488,072.67
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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.