Finding the Fourth Proportional to 586,717,125.80, 880,075,851.78 and 218,203,928.96
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Solution
The fourth proportional to 586,717,125.80, 880,075,851.78 and 218,203,928.96 is: 327,305,954.09
Step by Step Solution
- Step 1: Write the proportion equation
586,717,125.80 : 880,075,851.78 = 218,203,928.96 : x - Step 2: Convert to fraction form
586,717,125.80/880,075,851.78 = 218,203,928.96/x - Step 3: Cross multiply
586,717,125.80x = 880,075,851.78 × 218,203,928.96 - Step 4: Simplify right side
586,717,125.80x = 192,036,008,641,214,624 - Step 5: Solve for x
x = 192,036,008,641,214,624/586,717,125.80 - Step 6: Final answer
x = 327,305,954.09
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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.