Finding the Fourth Proportional to 92,586,069.60, 138,886,677.36 and 46,504,243.68
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Solution
The fourth proportional to 92,586,069.60, 138,886,677.36 and 46,504,243.68 is: 69,760,169.28
Step by Step Solution
- Step 1: Write the proportion equation
92,586,069.60 : 138,886,677.36 = 46,504,243.68 : x - Step 2: Convert to fraction form
92,586,069.60/138,886,677.36 = 46,504,243.68/x - Step 3: Cross multiply
92,586,069.60x = 138,886,677.36 × 46,504,243.68 - Step 4: Simplify right side
92,586,069.60x = 6,458,819,887,854,980 - Step 5: Solve for x
x = 6,458,819,887,854,980/92,586,069.60 - Step 6: Final answer
x = 69,760,169.28
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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.