Finding the Fourth Proportional to 176,902,140.36, 244,143,114.30 and 106,360,728.75
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Solution
The fourth proportional to 176,902,140.36, 244,143,114.30 and 106,360,728.75 is: 146,788,724.56
Step by Step Solution
- Step 1: Write the proportion equation
176,902,140.36 : 244,143,114.30 = 106,360,728.75 : x - Step 2: Convert to fraction form
176,902,140.36/244,143,114.30 = 106,360,728.75/x - Step 3: Cross multiply
176,902,140.36x = 244,143,114.30 × 106,360,728.75 - Step 4: Simplify right side
176,902,140.36x = 25,967,239,556,242,548 - Step 5: Solve for x
x = 25,967,239,556,242,548/176,902,140.36 - Step 6: Final answer
x = 146,788,724.56
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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.