Finding the Fourth Proportional to 297,467,907.80, 446,201,861.70 and 297,467,907.80
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Solution
The fourth proportional to 297,467,907.80, 446,201,861.70 and 297,467,907.80 is: 446,201,861.70
Step by Step Solution
- Step 1: Write the proportion equation
297,467,907.80 : 446,201,861.70 = 297,467,907.80 : x - Step 2: Convert to fraction form
297,467,907.80/446,201,861.70 = 297,467,907.80/x - Step 3: Cross multiply
297,467,907.80x = 446,201,861.70 × 297,467,907.80 - Step 4: Simplify right side
297,467,907.80x = 132,730,734,256,363,952 - Step 5: Solve for x
x = 132,730,734,256,363,952/297,467,907.80 - Step 6: Final answer
x = 446,201,861.70
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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.