Finding the Fourth Proportional to 177,921,060.20, 266,433,692.70 and 117,006,986.60
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Solution
The fourth proportional to 177,921,060.20, 266,433,692.70 and 117,006,986.60 is: 175,215,927.09
Step by Step Solution
- Step 1: Write the proportion equation
177,921,060.20 : 266,433,692.70 = 117,006,986.60 : x - Step 2: Convert to fraction form
177,921,060.20/266,433,692.70 = 117,006,986.60/x - Step 3: Cross multiply
177,921,060.20x = 266,433,692.70 × 117,006,986.60 - Step 4: Simplify right side
177,921,060.20x = 31,174,603,511,537,416 - Step 5: Solve for x
x = 31,174,603,511,537,416/177,921,060.20 - Step 6: Final answer
x = 175,215,927.09
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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.