Finding the Fourth Proportional to 880,075,676.70, 1,320,113,759.68 and 327,305,881.44
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Solution
The fourth proportional to 880,075,676.70, 1,320,113,759.68 and 327,305,881.44 is: 490,958,913.14
Step by Step Solution
- Step 1: Write the proportion equation
880,075,676.70 : 1,320,113,759.68 = 327,305,881.44 : x - Step 2: Convert to fraction form
880,075,676.70/1,320,113,759.68 = 327,305,881.44/x - Step 3: Cross multiply
880,075,676.70x = 1,320,113,759.68 × 327,305,881.44 - Step 4: Simplify right side
880,075,676.70x = 432,080,997,713,134,720 - Step 5: Solve for x
x = 432,080,997,713,134,720/880,075,676.70 - Step 6: Final answer
x = 490,958,913.14
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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.