Finding the Fourth Proportional to 243,166,999.20, 335,560,381.20 and 133,156,816.80
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Solution
The fourth proportional to 243,166,999.20, 335,560,381.20 and 133,156,816.80 is: 183,750,888.70
Step by Step Solution
- Step 1: Write the proportion equation
243,166,999.20 : 335,560,381.20 = 133,156,816.80 : x - Step 2: Convert to fraction form
243,166,999.20/335,560,381.20 = 133,156,816.80/x - Step 3: Cross multiply
243,166,999.20x = 335,560,381.20 × 133,156,816.80 - Step 4: Simplify right side
243,166,999.20x = 44,682,152,204,786,560 - Step 5: Solve for x
x = 44,682,152,204,786,560/243,166,999.20 - Step 6: Final answer
x = 183,750,888.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.