Finding the Fourth Proportional to 251,757,171.47, 377,676,113.12 and 106,212,171.41
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Solution
The fourth proportional to 251,757,171.47, 377,676,113.12 and 106,212,171.41 is: 159,335,282.61
Step by Step Solution
- Step 1: Write the proportion equation
251,757,171.47 : 377,676,113.12 = 106,212,171.41 : x - Step 2: Convert to fraction form
251,757,171.47/377,676,113.12 = 106,212,171.41/x - Step 3: Cross multiply
251,757,171.47x = 377,676,113.12 × 106,212,171.41 - Step 4: Simplify right side
251,757,171.47x = 40,113,800,063,632,928 - Step 5: Solve for x
x = 40,113,800,063,632,928/251,757,171.47 - Step 6: Final answer
x = 159,335,282.61
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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.