Finding the Fourth Proportional to 237,125,120.80, 327,225,638.48 and 131,283,253.28
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Solution
The fourth proportional to 237,125,120.80, 327,225,638.48 and 131,283,253.28 is: 181,166,998.38
Step by Step Solution
- Step 1: Write the proportion equation
237,125,120.80 : 327,225,638.48 = 131,283,253.28 : x - Step 2: Convert to fraction form
237,125,120.80/327,225,638.48 = 131,283,253.28/x - Step 3: Cross multiply
237,125,120.80x = 327,225,638.48 × 131,283,253.28 - Step 4: Simplify right side
237,125,120.80x = 42,959,246,376,279,560 - Step 5: Solve for x
x = 42,959,246,376,279,560/237,125,120.80 - Step 6: Final answer
x = 181,166,998.38
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1.5x scale
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.