Finding the Fourth Proportional to 199,289,101.80, 298,933,652.70 and 108,589,837.80
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Solution
The fourth proportional to 199,289,101.80, 298,933,652.70 and 108,589,837.80 is: 162,884,756.70
Step by Step Solution
- Step 1: Write the proportion equation
199,289,101.80 : 298,933,652.70 = 108,589,837.80 : x - Step 2: Convert to fraction form
199,289,101.80/298,933,652.70 = 108,589,837.80/x - Step 3: Cross multiply
199,289,101.80x = 298,933,652.70 × 108,589,837.80 - Step 4: Simplify right side
199,289,101.80x = 32,461,156,859,654,528 - Step 5: Solve for x
x = 32,461,156,859,654,528/199,289,101.80 - Step 6: Final answer
x = 162,884,756.70
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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.