Finding the Fourth Proportional to 271,733,769.18, 374,982,750.54 and 166,063,970.16
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Solution
The fourth proportional to 271,733,769.18, 374,982,750.54 and 166,063,970.16 is: 229,162,258.65
Step by Step Solution
- Step 1: Write the proportion equation
271,733,769.18 : 374,982,750.54 = 166,063,970.16 : x - Step 2: Convert to fraction form
271,733,769.18/374,982,750.54 = 166,063,970.16/x - Step 3: Cross multiply
271,733,769.18x = 374,982,750.54 × 166,063,970.16 - Step 4: Simplify right side
271,733,769.18x = 62,271,124,296,189,288 - Step 5: Solve for x
x = 62,271,124,296,189,288/271,733,769.18 - Step 6: Final answer
x = 229,162,258.65
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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.