Finding the Fourth Proportional to 7,244,916,445.09, 9,998,018,551.97 and 4,115,963,531.17
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Solution
The fourth proportional to 7,244,916,445.09, 9,998,018,551.97 and 4,115,963,531.17 is: 5,680,048,908.19
Step by Step Solution
- Step 1: Write the proportion equation
7,244,916,445.09 : 9,998,018,551.97 = 4,115,963,531.17 : x - Step 2: Convert to fraction form
7,244,916,445.09/9,998,018,551.97 = 4,115,963,531.17/x - Step 3: Cross multiply
7,244,916,445.09x = 9,998,018,551.97 × 4,115,963,531.17 - Step 4: Simplify right side
7,244,916,445.09x = 41,151,479,743,869,607,936 - Step 5: Solve for x
x = 41,151,479,743,869,607,936/7,244,916,445.09 - Step 6: Final answer
x = 5,680,048,908.19
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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.