Finding the Fourth Proportional to 7,502,801,664.09, 11,253,095,480.75 and 2,189,487,192.28
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Solution
The fourth proportional to 7,502,801,664.09, 11,253,095,480.75 and 2,189,487,192.28 is: 3,283,907,736.29
Step by Step Solution
- Step 1: Write the proportion equation
7,502,801,664.09 : 11,253,095,480.75 = 2,189,487,192.28 : x - Step 2: Convert to fraction form
7,502,801,664.09/11,253,095,480.75 = 2,189,487,192.28/x - Step 3: Cross multiply
7,502,801,664.09x = 11,253,095,480.75 × 2,189,487,192.28 - Step 4: Simplify right side
7,502,801,664.09x = 24,638,508,428,576,817,152 - Step 5: Solve for x
x = 24,638,508,428,576,817,152/7,502,801,664.09 - Step 6: Final answer
x = 3,283,907,736.29
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1.5x scale
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.