Finding the Fourth Proportional to 149,328,049.90, 223,992,074.85 and 47,102,421.10
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Solution
The fourth proportional to 149,328,049.90, 223,992,074.85 and 47,102,421.10 is: 70,653,631.65
Step by Step Solution
- Step 1: Write the proportion equation
149,328,049.90 : 223,992,074.85 = 47,102,421.10 : x - Step 2: Convert to fraction form
149,328,049.90/223,992,074.85 = 47,102,421.10/x - Step 3: Cross multiply
149,328,049.90x = 223,992,074.85 × 47,102,421.10 - Step 4: Simplify right side
149,328,049.90x = 10,550,569,032,647,420 - Step 5: Solve for x
x = 10,550,569,032,647,420/149,328,049.90 - Step 6: Final answer
x = 70,653,631.65
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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.