Finding the Fourth Proportional to 177,242,037.73, 265,902,582.51 and 54,432,748.68
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Solution
The fourth proportional to 177,242,037.73, 265,902,582.51 and 54,432,748.68 is: 81,661,261.81
Step by Step Solution
- Step 1: Write the proportion equation
177,242,037.73 : 265,902,582.51 = 54,432,748.68 : x - Step 2: Convert to fraction form
177,242,037.73/265,902,582.51 = 54,432,748.68/x - Step 3: Cross multiply
177,242,037.73x = 265,902,582.51 × 54,432,748.68 - Step 4: Simplify right side
177,242,037.73x = 14,473,808,445,800,280 - Step 5: Solve for x
x = 14,473,808,445,800,280/177,242,037.73 - Step 6: Final answer
x = 81,661,261.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.