Finding the Fourth Proportional to 224,527,748.54, 309,844,995.46 and 125,409,942.42
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Solution
The fourth proportional to 224,527,748.54, 309,844,995.46 and 125,409,942.42 is: 173,063,878.71
Step by Step Solution
- Step 1: Write the proportion equation
224,527,748.54 : 309,844,995.46 = 125,409,942.42 : x - Step 2: Convert to fraction form
224,527,748.54/309,844,995.46 = 125,409,942.42/x - Step 3: Cross multiply
224,527,748.54x = 309,844,995.46 × 125,409,942.42 - Step 4: Simplify right side
224,527,748.54x = 38,857,643,039,763,760 - Step 5: Solve for x
x = 38,857,643,039,763,760/224,527,748.54 - Step 6: Final answer
x = 173,063,878.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.