Finding the Fourth Proportional to 245,120,872.55, 338,256,623.70 and 133,609,259.97
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Solution
The fourth proportional to 245,120,872.55, 338,256,623.70 and 133,609,259.97 is: 184,375,229.67
Step by Step Solution
- Step 1: Write the proportion equation
245,120,872.55 : 338,256,623.70 = 133,609,259.97 : x - Step 2: Convert to fraction form
245,120,872.55/338,256,623.70 = 133,609,259.97/x - Step 3: Cross multiply
245,120,872.55x = 338,256,623.70 × 133,609,259.97 - Step 4: Simplify right side
245,120,872.55x = 45,194,217,172,507,760 - Step 5: Solve for x
x = 45,194,217,172,507,760/245,120,872.55 - Step 6: Final answer
x = 184,375,229.67
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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.