Finding the Fourth Proportional to 122,312,286.60, 183,468,378.82 and 44,595,010.84
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Solution
The fourth proportional to 122,312,286.60, 183,468,378.82 and 44,595,010.84 is: 66,892,497.64
Step by Step Solution
- Step 1: Write the proportion equation
122,312,286.60 : 183,468,378.82 = 44,595,010.84 : x - Step 2: Convert to fraction form
122,312,286.60/183,468,378.82 = 44,595,010.84/x - Step 3: Cross multiply
122,312,286.60x = 183,468,378.82 × 44,595,010.84 - Step 4: Simplify right side
122,312,286.60x = 8,181,774,342,275,127 - Step 5: Solve for x
x = 8,181,774,342,275,127/122,312,286.60 - Step 6: Final answer
x = 66,892,497.64
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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.