Finding the Fourth Proportional to 1,424,102,910.36, 2,136,395,547.90 and 491,172,450.36
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Solution
The fourth proportional to 1,424,102,910.36, 2,136,395,547.90 and 491,172,450.36 is: 736,841,859.23
Step by Step Solution
- Step 1: Write the proportion equation
1,424,102,910.36 : 2,136,395,547.90 = 491,172,450.36 : x - Step 2: Convert to fraction form
1,424,102,910.36/2,136,395,547.90 = 491,172,450.36/x - Step 3: Cross multiply
1,424,102,910.36x = 2,136,395,547.90 × 491,172,450.36 - Step 4: Simplify right side
1,424,102,910.36x = 1,049,338,636,200,237,824 - Step 5: Solve for x
x = 1,049,338,636,200,237,824/1,424,102,910.36 - Step 6: Final answer
x = 736,841,859.23
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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.