Finding the Fourth Proportional to 1,732,251,178.80, 2,598,376,768.20 and 1,043,503,642.80
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Solution
The fourth proportional to 1,732,251,178.80, 2,598,376,768.20 and 1,043,503,642.80 is: 1,565,255,464.20
Step by Step Solution
- Step 1: Write the proportion equation
1,732,251,178.80 : 2,598,376,768.20 = 1,043,503,642.80 : x - Step 2: Convert to fraction form
1,732,251,178.80/2,598,376,768.20 = 1,043,503,642.80/x - Step 3: Cross multiply
1,732,251,178.80x = 2,598,376,768.20 × 1,043,503,642.80 - Step 4: Simplify right side
1,732,251,178.80x = 2,711,415,622,983,590,912 - Step 5: Solve for x
x = 2,711,415,622,983,590,912/1,732,251,178.80 - Step 6: Final answer
x = 1,565,255,464.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.