Finding the Fourth Proportional to 196,663,135.80, 294,994,703.70 and 94,626,463.80
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Solution
The fourth proportional to 196,663,135.80, 294,994,703.70 and 94,626,463.80 is: 141,939,695.70
Step by Step Solution
- Step 1: Write the proportion equation
196,663,135.80 : 294,994,703.70 = 94,626,463.80 : x - Step 2: Convert to fraction form
196,663,135.80/294,994,703.70 = 94,626,463.80/x - Step 3: Cross multiply
196,663,135.80x = 294,994,703.70 × 94,626,463.80 - Step 4: Simplify right side
196,663,135.80x = 27,914,305,650,859,776 - Step 5: Solve for x
x = 27,914,305,650,859,776/196,663,135.80 - Step 6: Final answer
x = 141,939,695.70
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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.