Finding the Fourth Proportional to 245,850,761.08, 339,269,952.27 and 134,339,152.15
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Solution
The fourth proportional to 245,850,761.08, 339,269,952.27 and 134,339,152.15 is: 185,385,790.70
Step by Step Solution
- Step 1: Write the proportion equation
245,850,761.08 : 339,269,952.27 = 134,339,152.15 : x - Step 2: Convert to fraction form
245,850,761.08/339,269,952.27 = 134,339,152.15/x - Step 3: Cross multiply
245,850,761.08x = 339,269,952.27 × 134,339,152.15 - Step 4: Simplify right side
245,850,761.08x = 45,577,237,737,922,768 - Step 5: Solve for x
x = 45,577,237,737,922,768/245,850,761.08 - Step 6: Final answer
x = 185,385,790.70
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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.