Finding the Fourth Proportional to 195,032,125.26, 269,171,752.68 and 120,716,523.90
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Solution
The fourth proportional to 195,032,125.26, 269,171,752.68 and 120,716,523.90 is: 166,605,774.68
Step by Step Solution
- Step 1: Write the proportion equation
195,032,125.26 : 269,171,752.68 = 120,716,523.90 : x - Step 2: Convert to fraction form
195,032,125.26/269,171,752.68 = 120,716,523.90/x - Step 3: Cross multiply
195,032,125.26x = 269,171,752.68 × 120,716,523.90 - Step 4: Simplify right side
195,032,125.26x = 32,493,478,315,600,112 - Step 5: Solve for x
x = 32,493,478,315,600,112/195,032,125.26 - Step 6: Final answer
x = 166,605,774.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.