Finding the Fourth Proportional to 117,772,010.27, 176,658,236.84 and 48,608,949.93
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Solution
The fourth proportional to 117,772,010.27, 176,658,236.84 and 48,608,949.93 is: 72,913,516.28
Step by Step Solution
- Step 1: Write the proportion equation
117,772,010.27 : 176,658,236.84 = 48,608,949.93 : x - Step 2: Convert to fraction form
117,772,010.27/176,658,236.84 = 48,608,949.93/x - Step 3: Cross multiply
117,772,010.27x = 176,658,236.84 × 48,608,949.93 - Step 4: Simplify right side
117,772,010.27x = 8,587,171,388,463,028 - Step 5: Solve for x
x = 8,587,171,388,463,028/117,772,010.27 - Step 6: Final answer
x = 72,913,516.28
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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.