Finding the Fourth Proportional to 142,151,823.99, 213,240,748.64 and 39,915,172.71
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Solution
The fourth proportional to 142,151,823.99, 213,240,748.64 and 39,915,172.71 is: 59,876,412.92
Step by Step Solution
- Step 1: Write the proportion equation
142,151,823.99 : 213,240,748.64 = 39,915,172.71 : x - Step 2: Convert to fraction form
142,151,823.99/213,240,748.64 = 39,915,172.71/x - Step 3: Cross multiply
142,151,823.99x = 213,240,748.64 × 39,915,172.71 - Step 4: Simplify right side
142,151,823.99x = 8,511,541,310,575,722 - Step 5: Solve for x
x = 8,511,541,310,575,722/142,151,823.99 - Step 6: Final answer
x = 59,876,412.92
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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.