Finding the Fourth Proportional to 252,722,743.88, 379,084,115.81 and 61,246,519.88
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Solution
The fourth proportional to 252,722,743.88, 379,084,115.81 and 61,246,519.88 is: 91,869,779.81
Step by Step Solution
- Step 1: Write the proportion equation
252,722,743.88 : 379,084,115.81 = 61,246,519.88 : x - Step 2: Convert to fraction form
252,722,743.88/379,084,115.81 = 61,246,519.88/x - Step 3: Cross multiply
252,722,743.88x = 379,084,115.81 × 61,246,519.88 - Step 4: Simplify right side
252,722,743.88x = 23,217,582,833,407,084 - Step 5: Solve for x
x = 23,217,582,833,407,084/252,722,743.88 - Step 6: Final answer
x = 91,869,779.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.