Finding the Fourth Proportional to 125,439,747.76, 173,037,116.18 and 116,562,164.23
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Solution
The fourth proportional to 125,439,747.76, 173,037,116.18 and 116,562,164.23 is: 160,790,986.22
Step by Step Solution
- Step 1: Write the proportion equation
125,439,747.76 : 173,037,116.18 = 116,562,164.23 : x - Step 2: Convert to fraction form
125,439,747.76/173,037,116.18 = 116,562,164.23/x - Step 3: Cross multiply
125,439,747.76x = 173,037,116.18 × 116,562,164.23 - Step 4: Simplify right side
125,439,747.76x = 20,169,580,752,610,756 - Step 5: Solve for x
x = 20,169,580,752,610,756/125,439,747.76 - Step 6: Final answer
x = 160,790,986.22
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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.