Finding the Fourth Proportional to 337,238,381.92, 465,246,460.10 and 225,765,137.70
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Solution
The fourth proportional to 337,238,381.92, 465,246,460.10 and 225,765,137.70 is: 311,460,488.37
Step by Step Solution
- Step 1: Write the proportion equation
337,238,381.92 : 465,246,460.10 = 225,765,137.70 : x - Step 2: Convert to fraction form
337,238,381.92/465,246,460.10 = 225,765,137.70/x - Step 3: Cross multiply
337,238,381.92x = 465,246,460.10 × 225,765,137.70 - Step 4: Simplify right side
337,238,381.92x = 105,036,431,128,914,048 - Step 5: Solve for x
x = 105,036,431,128,914,048/337,238,381.92 - Step 6: Final answer
x = 311,460,488.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.