Finding the Third Proportional to 306,281,520 and 672,075,549
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Solution
The third proportional to 306,281,520 and 672,075,549 is: 1,474,739,786.99
Step by Step Solution
- Step 1: Write the proportion equation
306,281,520 : 672,075,549 = 672,075,549 : x - Step 2: Convert to fraction form
306,281,520/672,075,549 = 672,075,549/x - Step 3: Cross multiply
306,281,520x = 672,075,549 × 672,075,549 - Step 4: Simplify right side
306,281,520x = 451,685,543,563,651,392 - Step 5: Solve for x
x = 451,685,543,563,651,392/306,281,520 - Step 6: Final answer
x = 1,474,739,786.99
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.