Finding the Fourth Proportional to 88,932,860.28, 122,699,381.58 and 49,768,414.20
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Solution
The fourth proportional to 88,932,860.28, 122,699,381.58 and 49,768,414.20 is: 68,664,761.54
Step by Step Solution
- Step 1: Write the proportion equation
88,932,860.28 : 122,699,381.58 = 49,768,414.20 : x - Step 2: Convert to fraction form
88,932,860.28/122,699,381.58 = 49,768,414.20/x - Step 3: Cross multiply
88,932,860.28x = 122,699,381.58 × 49,768,414.20 - Step 4: Simplify right side
88,932,860.28x = 6,106,553,644,557,291 - Step 5: Solve for x
x = 6,106,553,644,557,291/88,932,860.28 - Step 6: Final answer
x = 68,664,761.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.