Finding the Fourth Proportional to 133,088,448.42, 183,662,622 and 72,738,660.96
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Solution
The fourth proportional to 133,088,448.42, 183,662,622 and 72,738,660.96 is: 100,379,659.93
Step by Step Solution
- Step 1: Write the proportion equation
133,088,448.42 : 183,662,622 = 72,738,660.96 : x - Step 2: Convert to fraction form
133,088,448.42/183,662,622 = 72,738,660.96/x - Step 3: Cross multiply
133,088,448.42x = 183,662,622 × 72,738,660.96 - Step 4: Simplify right side
133,088,448.42x = 13,359,373,192,682,636 - Step 5: Solve for x
x = 13,359,373,192,682,636/133,088,448.42 - Step 6: Final answer
x = 100,379,659.93
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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.