Finding the Fourth Proportional to 79,192,480.53, 118,797,689.32 and 71,055,454.52
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Solution
The fourth proportional to 79,192,480.53, 118,797,689.32 and 71,055,454.52 is: 106,591,228.79
Step by Step Solution
- Step 1: Write the proportion equation
79,192,480.53 : 118,797,689.32 = 71,055,454.52 : x - Step 2: Convert to fraction form
79,192,480.53/118,797,689.32 = 71,055,454.52/x - Step 3: Cross multiply
79,192,480.53x = 118,797,689.32 × 71,055,454.52 - Step 4: Simplify right side
79,192,480.53x = 8,441,223,810,558,349 - Step 5: Solve for x
x = 8,441,223,810,558,349/79,192,480.53 - Step 6: Final answer
x = 106,591,228.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.