Finding the Fourth Proportional to 85,826,188.44, 118,440,696.42 and 46,668,390.84
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Solution
The fourth proportional to 85,826,188.44, 118,440,696.42 and 46,668,390.84 is: 64,402,681.89
Step by Step Solution
- Step 1: Write the proportion equation
85,826,188.44 : 118,440,696.42 = 46,668,390.84 : x - Step 2: Convert to fraction form
85,826,188.44/118,440,696.42 = 46,668,390.84/x - Step 3: Cross multiply
85,826,188.44x = 118,440,696.42 × 46,668,390.84 - Step 4: Simplify right side
85,826,188.44x = 5,527,436,711,890,349 - Step 5: Solve for x
x = 5,527,436,711,890,349/85,826,188.44 - Step 6: Final answer
x = 64,402,681.89
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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.