Finding the Fourth Proportional to 114,040,302.41, 157,378,936.55 and 64,479,611.49
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Solution
The fourth proportional to 114,040,302.41, 157,378,936.55 and 64,479,611.49 is: 88,983,740.58
Step by Step Solution
- Step 1: Write the proportion equation
114,040,302.41 : 157,378,936.55 = 64,479,611.49 : x - Step 2: Convert to fraction form
114,040,302.41/157,378,936.55 = 64,479,611.49/x - Step 3: Cross multiply
114,040,302.41x = 157,378,936.55 × 64,479,611.49 - Step 4: Simplify right side
114,040,302.41x = 10,147,732,685,130,962 - Step 5: Solve for x
x = 10,147,732,685,130,962/114,040,302.41 - Step 6: Final answer
x = 88,983,740.58
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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.