Finding the Fourth Proportional to 91,222,152.84, 125,888,603.64 and 52,063,144.14
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Solution
The fourth proportional to 91,222,152.84, 125,888,603.64 and 52,063,144.14 is: 71,848,299.05
Step by Step Solution
- Step 1: Write the proportion equation
91,222,152.84 : 125,888,603.64 = 52,063,144.14 : x - Step 2: Convert to fraction form
91,222,152.84/125,888,603.64 = 52,063,144.14/x - Step 3: Cross multiply
91,222,152.84x = 125,888,603.64 × 52,063,144.14 - Step 4: Simplify right side
91,222,152.84x = 6,554,156,516,892,649 - Step 5: Solve for x
x = 6,554,156,516,892,649/91,222,152.84 - Step 6: Final answer
x = 71,848,299.05
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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.