Finding the Fourth Proportional to 251,757,176.96, 377,676,121.36 and 106,212,176.92
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Solution
The fourth proportional to 251,757,176.96, 377,676,121.36 and 106,212,176.92 is: 159,335,290.87
Step by Step Solution
- Step 1: Write the proportion equation
251,757,176.96 : 377,676,121.36 = 106,212,176.92 : x - Step 2: Convert to fraction form
251,757,176.96/377,676,121.36 = 106,212,176.92/x - Step 3: Cross multiply
251,757,176.96x = 377,676,121.36 × 106,212,176.92 - Step 4: Simplify right side
251,757,176.96x = 40,113,803,020,347,712 - Step 5: Solve for x
x = 40,113,803,020,347,712/251,757,176.96 - Step 6: Final answer
x = 159,335,290.87
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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.