Finding the Fourth Proportional to 133,005,876.76, 183,674,868.24 and 125,759,775.52
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Solution
The fourth proportional to 133,005,876.76, 183,674,868.24 and 125,759,775.52 is: 173,668,342.79
Step by Step Solution
- Step 1: Write the proportion equation
133,005,876.76 : 183,674,868.24 = 125,759,775.52 : x - Step 2: Convert to fraction form
133,005,876.76/183,674,868.24 = 125,759,775.52/x - Step 3: Cross multiply
133,005,876.76x = 183,674,868.24 × 125,759,775.52 - Step 4: Simplify right side
133,005,876.76x = 23,098,910,198,527,976 - Step 5: Solve for x
x = 23,098,910,198,527,976/133,005,876.76 - Step 6: Final answer
x = 173,668,342.79
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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.