Finding the Fourth Proportional to 1,577,856,375.84, 2,367,107,364.96 and 542,582,804.64
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Solution
The fourth proportional to 1,577,856,375.84, 2,367,107,364.96 and 542,582,804.64 is: 813,985,209.70
Step by Step Solution
- Step 1: Write the proportion equation
1,577,856,375.84 : 2,367,107,364.96 = 542,582,804.64 : x - Step 2: Convert to fraction form
1,577,856,375.84/2,367,107,364.96 = 542,582,804.64/x - Step 3: Cross multiply
1,577,856,375.84x = 2,367,107,364.96 × 542,582,804.64 - Step 4: Simplify right side
1,577,856,375.84x = 1,284,351,752,963,996,928 - Step 5: Solve for x
x = 1,284,351,752,963,996,928/1,577,856,375.84 - Step 6: Final answer
x = 813,985,209.70
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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.