Finding the Fourth Proportional to 150,328,076.75, 207,449,217.55 and 88,452,422.99
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Solution
The fourth proportional to 150,328,076.75, 207,449,217.55 and 88,452,422.99 is: 122,062,267.65
Step by Step Solution
- Step 1: Write the proportion equation
150,328,076.75 : 207,449,217.55 = 88,452,422.99 : x - Step 2: Convert to fraction form
150,328,076.75/207,449,217.55 = 88,452,422.99/x - Step 3: Cross multiply
150,328,076.75x = 207,449,217.55 × 88,452,422.99 - Step 4: Simplify right side
150,328,076.75x = 18,349,385,939,677,132 - Step 5: Solve for x
x = 18,349,385,939,677,132/150,328,076.75 - Step 6: Final answer
x = 122,062,267.65
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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.