Finding the Fourth Proportional to 149,086,544.99, 223,338,889.94 and 116,142,860.80
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Solution
The fourth proportional to 149,086,544.99, 223,338,889.94 and 116,142,860.80 is: 173,987,649.96
Step by Step Solution
- Step 1: Write the proportion equation
149,086,544.99 : 223,338,889.94 = 116,142,860.80 : x - Step 2: Convert to fraction form
149,086,544.99/223,338,889.94 = 116,142,860.80/x - Step 3: Cross multiply
149,086,544.99x = 223,338,889.94 × 116,142,860.80 - Step 4: Simplify right side
149,086,544.99x = 25,939,217,603,830,532 - Step 5: Solve for x
x = 25,939,217,603,830,532/149,086,544.99 - Step 6: Final answer
x = 173,987,649.96
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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.