Finding the Fourth Proportional to 337,238,379, 465,246,456.21 and 225,765,134.82
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Solution
The fourth proportional to 337,238,379, 465,246,456.21 and 225,765,134.82 is: 311,460,484.49
Step by Step Solution
- Step 1: Write the proportion equation
337,238,379 : 465,246,456.21 = 225,765,134.82 : x - Step 2: Convert to fraction form
337,238,379/465,246,456.21 = 225,765,134.82/x - Step 3: Cross multiply
337,238,379x = 465,246,456.21 × 225,765,134.82 - Step 4: Simplify right side
337,238,379x = 105,036,428,910,777,872 - Step 5: Solve for x
x = 105,036,428,910,777,872/337,238,379 - Step 6: Final answer
x = 311,460,484.49
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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.