Finding the Fourth Proportional to 332,135,855.10, 498,203,782.65 and 127,670,600.70
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Solution
The fourth proportional to 332,135,855.10, 498,203,782.65 and 127,670,600.70 is: 191,505,901.05
Step by Step Solution
- Step 1: Write the proportion equation
332,135,855.10 : 498,203,782.65 = 127,670,600.70 : x - Step 2: Convert to fraction form
332,135,855.10/498,203,782.65 = 127,670,600.70/x - Step 3: Cross multiply
332,135,855.10x = 498,203,782.65 × 127,670,600.70 - Step 4: Simplify right side
332,135,855.10x = 63,605,976,201,937,736 - Step 5: Solve for x
x = 63,605,976,201,937,736/332,135,855.10 - Step 6: Final answer
x = 191,505,901.05
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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.