Finding the Fourth Proportional to 2,103,404,195.50, 2,902,783,257.75 and 1,163,590,634.14
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Solution
The fourth proportional to 2,103,404,195.50, 2,902,783,257.75 and 1,163,590,634.14 is: 1,605,802,355.48
Step by Step Solution
- Step 1: Write the proportion equation
2,103,404,195.50 : 2,902,783,257.75 = 1,163,590,634.14 : x - Step 2: Convert to fraction form
2,103,404,195.50/2,902,783,257.75 = 1,163,590,634.14/x - Step 3: Cross multiply
2,103,404,195.50x = 2,902,783,257.75 × 1,163,590,634.14 - Step 4: Simplify right side
2,103,404,195.50x = 3,377,651,411,656,297,984 - Step 5: Solve for x
x = 3,377,651,411,656,297,984/2,103,404,195.50 - Step 6: Final answer
x = 1,605,802,355.48
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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.