Finding the Fourth Proportional to 401,383,171.35, 601,896,804.18 and 214,591,788.09
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Solution
The fourth proportional to 401,383,171.35, 601,896,804.18 and 214,591,788.09 is: 321,792,543.07
Step by Step Solution
- Step 1: Write the proportion equation
401,383,171.35 : 601,896,804.18 = 214,591,788.09 : x - Step 2: Convert to fraction form
401,383,171.35/601,896,804.18 = 214,591,788.09/x - Step 3: Cross multiply
401,383,171.35x = 601,896,804.18 × 214,591,788.09 - Step 4: Simplify right side
401,383,171.35x = 129,162,111,454,642,784 - Step 5: Solve for x
x = 129,162,111,454,642,784/401,383,171.35 - Step 6: Final answer
x = 321,792,543.07
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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.