Finding the Fourth Proportional to 201,851,327.44, 278,554,788.84 and 109,031,836.24
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Solution
The fourth proportional to 201,851,327.44, 278,554,788.84 and 109,031,836.24 is: 150,463,910.77
Step by Step Solution
- Step 1: Write the proportion equation
201,851,327.44 : 278,554,788.84 = 109,031,836.24 : x - Step 2: Convert to fraction form
201,851,327.44/278,554,788.84 = 109,031,836.24/x - Step 3: Cross multiply
201,851,327.44x = 278,554,788.84 × 109,031,836.24 - Step 4: Simplify right side
201,851,327.44x = 30,371,340,120,670,656 - Step 5: Solve for x
x = 30,371,340,120,670,656/201,851,327.44 - Step 6: Final answer
x = 150,463,910.77
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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.