Finding the Fourth Proportional to 7,696,648,239.36, 11,545,010,791.92 and 2,722,374,673.80
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Solution
The fourth proportional to 7,696,648,239.36, 11,545,010,791.92 and 2,722,374,673.80 is: 4,083,575,604.76
Step by Step Solution
- Step 1: Write the proportion equation
7,696,648,239.36 : 11,545,010,791.92 = 2,722,374,673.80 : x - Step 2: Convert to fraction form
7,696,648,239.36/11,545,010,791.92 = 2,722,374,673.80/x - Step 3: Cross multiply
7,696,648,239.36x = 11,545,010,791.92 × 2,722,374,673.80 - Step 4: Simplify right side
7,696,648,239.36x = 31,429,844,988,670,693,376 - Step 5: Solve for x
x = 31,429,844,988,670,693,376/7,696,648,239.36 - Step 6: Final answer
x = 4,083,575,604.76
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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.