Finding the Fourth Proportional to 177,853,511.78, 266,793,722.48 and 55,044,250.40
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Solution
The fourth proportional to 177,853,511.78, 266,793,722.48 and 55,044,250.40 is: 82,570,539.75
Step by Step Solution
- Step 1: Write the proportion equation
177,853,511.78 : 266,793,722.48 = 55,044,250.40 : x - Step 2: Convert to fraction form
177,853,511.78/266,793,722.48 = 55,044,250.40/x - Step 3: Cross multiply
177,853,511.78x = 266,793,722.48 × 55,044,250.40 - Step 4: Simplify right side
177,853,511.78x = 14,685,460,464,140,872 - Step 5: Solve for x
x = 14,685,460,464,140,872/177,853,511.78 - Step 6: Final answer
x = 82,570,539.75
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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.