Finding the Fourth Proportional to 93,347,329.26, 128,815,936.43 and 51,530,496.42
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Solution
The fourth proportional to 93,347,329.26, 128,815,936.43 and 51,530,496.42 is: 71,110,220.33
Step by Step Solution
- Step 1: Write the proportion equation
93,347,329.26 : 128,815,936.43 = 51,530,496.42 : x - Step 2: Convert to fraction form
93,347,329.26/128,815,936.43 = 51,530,496.42/x - Step 3: Cross multiply
93,347,329.26x = 128,815,936.43 × 51,530,496.42 - Step 4: Simplify right side
93,347,329.26x = 6,637,949,151,045,063 - Step 5: Solve for x
x = 6,637,949,151,045,063/93,347,329.26 - Step 6: Final answer
x = 71,110,220.33
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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.