Finding the Fourth Proportional to 177,916,652.40, 266,352,431.40 and 132,678,994.80
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Solution
The fourth proportional to 177,916,652.40, 266,352,431.40 and 132,678,994.80 is: 198,628,809.52
Step by Step Solution
- Step 1: Write the proportion equation
177,916,652.40 : 266,352,431.40 = 132,678,994.80 : x - Step 2: Convert to fraction form
177,916,652.40/266,352,431.40 = 132,678,994.80/x - Step 3: Cross multiply
177,916,652.40x = 266,352,431.40 × 132,678,994.80 - Step 4: Simplify right side
177,916,652.40x = 35,339,372,860,687,956 - Step 5: Solve for x
x = 35,339,372,860,687,956/177,916,652.40 - Step 6: Final answer
x = 198,628,809.52
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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.