Finding the Fourth Proportional to 363,957,241.80, 545,935,862.70 and 159,883,897.80
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Solution
The fourth proportional to 363,957,241.80, 545,935,862.70 and 159,883,897.80 is: 239,825,846.70
Step by Step Solution
- Step 1: Write the proportion equation
363,957,241.80 : 545,935,862.70 = 159,883,897.80 : x - Step 2: Convert to fraction form
363,957,241.80/545,935,862.70 = 159,883,897.80/x - Step 3: Cross multiply
363,957,241.80x = 545,935,862.70 × 159,883,897.80 - Step 4: Simplify right side
363,957,241.80x = 87,286,353,677,281,648 - Step 5: Solve for x
x = 87,286,353,677,281,648/363,957,241.80 - Step 6: Final answer
x = 239,825,846.70
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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.