Finding the Fourth Proportional to 569,350,595.20, 852,325,281.60 and 339,201,212.80
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Solution
The fourth proportional to 569,350,595.20, 852,325,281.60 and 339,201,212.80 is: 507,788,648.43
Step by Step Solution
- Step 1: Write the proportion equation
569,350,595.20 : 852,325,281.60 = 339,201,212.80 : x - Step 2: Convert to fraction form
569,350,595.20/852,325,281.60 = 339,201,212.80/x - Step 3: Cross multiply
569,350,595.20x = 852,325,281.60 × 339,201,212.80 - Step 4: Simplify right side
569,350,595.20x = 289,109,769,218,821,568 - Step 5: Solve for x
x = 289,109,769,218,821,568/569,350,595.20 - Step 6: Final answer
x = 507,788,648.43
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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.