Finding the Fourth Proportional to 2,492,151,396.66, 3,440,227,876.74 and 1,552,818,136.03
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Solution
The fourth proportional to 2,492,151,396.66, 3,440,227,876.74 and 1,552,818,136.03 is: 2,143,548,841.47
Step by Step Solution
- Step 1: Write the proportion equation
2,492,151,396.66 : 3,440,227,876.74 = 1,552,818,136.03 : x - Step 2: Convert to fraction form
2,492,151,396.66/3,440,227,876.74 = 1,552,818,136.03/x - Step 3: Cross multiply
2,492,151,396.66x = 3,440,227,876.74 × 1,552,818,136.03 - Step 4: Simplify right side
2,492,151,396.66x = 5,342,048,239,069,250,560 - Step 5: Solve for x
x = 5,342,048,239,069,250,560/2,492,151,396.66 - Step 6: Final answer
x = 2,143,548,841.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.