Finding the Fourth Proportional to 174,222,163.88, 261,372,616.74 and 57,637,246.40
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Solution
The fourth proportional to 174,222,163.88, 261,372,616.74 and 57,637,246.40 is: 86,468,894.53
Step by Step Solution
- Step 1: Write the proportion equation
174,222,163.88 : 261,372,616.74 = 57,637,246.40 : x - Step 2: Convert to fraction form
174,222,163.88/261,372,616.74 = 57,637,246.40/x - Step 3: Cross multiply
174,222,163.88x = 261,372,616.74 × 57,637,246.40 - Step 4: Simplify right side
174,222,163.88x = 15,064,797,913,256,144 - Step 5: Solve for x
x = 15,064,797,913,256,144/174,222,163.88 - Step 6: Final answer
x = 86,468,894.53
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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.