Finding the Fourth Proportional to 299,562,740.60, 449,344,110.90 and 170,568,231.80
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Solution
The fourth proportional to 299,562,740.60, 449,344,110.90 and 170,568,231.80 is: 255,852,347.70
Step by Step Solution
- Step 1: Write the proportion equation
299,562,740.60 : 449,344,110.90 = 170,568,231.80 : x - Step 2: Convert to fraction form
299,562,740.60/449,344,110.90 = 170,568,231.80/x - Step 3: Cross multiply
299,562,740.60x = 449,344,110.90 × 170,568,231.80 - Step 4: Simplify right side
299,562,740.60x = 76,643,830,465,956,112 - Step 5: Solve for x
x = 76,643,830,465,956,112/299,562,740.60 - Step 6: Final answer
x = 255,852,347.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.