Finding the Fourth Proportional to 1,961,213,125.20, 2,942,964,315.04 and 1,088,546,859.60
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Solution
The fourth proportional to 1,961,213,125.20, 2,942,964,315.04 and 1,088,546,859.60 is: 1,633,455,600.46
Step by Step Solution
- Step 1: Write the proportion equation
1,961,213,125.20 : 2,942,964,315.04 = 1,088,546,859.60 : x - Step 2: Convert to fraction form
1,961,213,125.20/2,942,964,315.04 = 1,088,546,859.60/x - Step 3: Cross multiply
1,961,213,125.20x = 2,942,964,315.04 × 1,088,546,859.60 - Step 4: Simplify right side
1,961,213,125.20x = 3,203,554,563,051,656,704 - Step 5: Solve for x
x = 3,203,554,563,051,656,704/1,961,213,125.20 - Step 6: Final answer
x = 1,633,455,600.46
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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.