Finding the Fourth Proportional to 68,958,902,264.53, 103,438,353,396.79 and 68,958,902,264.53
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Solution
The fourth proportional to 68,958,902,264.53, 103,438,353,396.79 and 68,958,902,264.53 is: 103,438,353,396.79
Step by Step Solution
- Step 1: Write the proportion equation
68,958,902,264.53 : 103,438,353,396.79 = 68,958,902,264.53 : x - Step 2: Convert to fraction form
68,958,902,264.53/103,438,353,396.79 = 68,958,902,264.53/x - Step 3: Cross multiply
68,958,902,264.53x = 103,438,353,396.79 × 68,958,902,264.53 - Step 4: Simplify right side
68,958,902,264.53x = 7,132,995,302,292,637,876,224 - Step 5: Solve for x
x = 7,132,995,302,292,637,876,224/68,958,902,264.53 - Step 6: Final answer
x = 103,438,353,396.79
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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.