Finding the Fourth Proportional to 32,492,897,562.72, 44,821,201,361.68 and 20,430,811,743.60
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Solution
The fourth proportional to 32,492,897,562.72, 44,821,201,361.68 and 20,430,811,743.60 is: 28,182,575,141.99
Step by Step Solution
- Step 1: Write the proportion equation
32,492,897,562.72 : 44,821,201,361.68 = 20,430,811,743.60 : x - Step 2: Convert to fraction form
32,492,897,562.72/44,821,201,361.68 = 20,430,811,743.60/x - Step 3: Cross multiply
32,492,897,562.72x = 44,821,201,361.68 × 20,430,811,743.60 - Step 4: Simplify right side
32,492,897,562.72x = 915,733,527,142,471,958,528 - Step 5: Solve for x
x = 915,733,527,142,471,958,528/32,492,897,562.72 - Step 6: Final answer
x = 28,182,575,141.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.