Finding the Fourth Proportional to 300,306,844.20, 450,460,266.30 and 235,809,589.80
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Solution
The fourth proportional to 300,306,844.20, 450,460,266.30 and 235,809,589.80 is: 353,714,384.70
Step by Step Solution
- Step 1: Write the proportion equation
300,306,844.20 : 450,460,266.30 = 235,809,589.80 : x - Step 2: Convert to fraction form
300,306,844.20/450,460,266.30 = 235,809,589.80/x - Step 3: Cross multiply
300,306,844.20x = 450,460,266.30 × 235,809,589.80 - Step 4: Simplify right side
300,306,844.20x = 106,222,850,617,401,776 - Step 5: Solve for x
x = 106,222,850,617,401,776/300,306,844.20 - Step 6: Final answer
x = 353,714,384.70
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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.