Finding the Fourth Proportional to 7,492,202,145.19, 11,234,625,745.24 and 3,706,220,188.65
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Solution
The fourth proportional to 7,492,202,145.19, 11,234,625,745.24 and 3,706,220,188.65 is: 5,557,511,121.84
Step by Step Solution
- Step 1: Write the proportion equation
7,492,202,145.19 : 11,234,625,745.24 = 3,706,220,188.65 : x - Step 2: Convert to fraction form
7,492,202,145.19/11,234,625,745.24 = 3,706,220,188.65/x - Step 3: Cross multiply
7,492,202,145.19x = 11,234,625,745.24 × 3,706,220,188.65 - Step 4: Simplify right side
7,492,202,145.19x = 41,637,996,748,973,850,624 - Step 5: Solve for x
x = 41,637,996,748,973,850,624/7,492,202,145.19 - Step 6: Final answer
x = 5,557,511,121.84
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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.