Finding the Fourth Proportional to 154,107,271.11, 231,165,114.21 and 44,929,803.54
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Solution
The fourth proportional to 154,107,271.11, 231,165,114.21 and 44,929,803.54 is: 67,395,932.02
Step by Step Solution
- Step 1: Write the proportion equation
154,107,271.11 : 231,165,114.21 = 44,929,803.54 : x - Step 2: Convert to fraction form
154,107,271.11/231,165,114.21 = 44,929,803.54/x - Step 3: Cross multiply
154,107,271.11x = 231,165,114.21 × 44,929,803.54 - Step 4: Simplify right side
154,107,271.11x = 10,386,203,166,756,962 - Step 5: Solve for x
x = 10,386,203,166,756,962/154,107,271.11 - Step 6: Final answer
x = 67,395,932.02
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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.