Finding the Fourth Proportional to 100,298,269.05, 150,447,403.58 and 84,155,748.68
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Solution
The fourth proportional to 100,298,269.05, 150,447,403.58 and 84,155,748.68 is: 126,233,623.01
Step by Step Solution
- Step 1: Write the proportion equation
100,298,269.05 : 150,447,403.58 = 84,155,748.68 : x - Step 2: Convert to fraction form
100,298,269.05/150,447,403.58 = 84,155,748.68/x - Step 3: Cross multiply
100,298,269.05x = 150,447,403.58 × 84,155,748.68 - Step 4: Simplify right side
100,298,269.05x = 12,661,013,884,063,996 - Step 5: Solve for x
x = 12,661,013,884,063,996/100,298,269.05 - Step 6: Final answer
x = 126,233,623.01
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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.