Finding the Fourth Proportional to 299,461,125.60, 448,295,893.20 and 281,744,287.20
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Solution
The fourth proportional to 299,461,125.60, 448,295,893.20 and 281,744,287.20 is: 421,773,632.99
Step by Step Solution
- Step 1: Write the proportion equation
299,461,125.60 : 448,295,893.20 = 281,744,287.20 : x - Step 2: Convert to fraction form
299,461,125.60/448,295,893.20 = 281,744,287.20/x - Step 3: Cross multiply
299,461,125.60x = 448,295,893.20 × 281,744,287.20 - Step 4: Simplify right side
299,461,125.60x = 126,304,806,884,321,312 - Step 5: Solve for x
x = 126,304,806,884,321,312/299,461,125.60 - Step 6: Final answer
x = 421,773,632.99
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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.