Finding the Fourth Proportional to 1,860,787,351.20, 2,567,903,527.44 and 1,025,441,893.92
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Solution
The fourth proportional to 1,860,787,351.20, 2,567,903,527.44 and 1,025,441,893.92 is: 1,415,119,172.47
Step by Step Solution
- Step 1: Write the proportion equation
1,860,787,351.20 : 2,567,903,527.44 = 1,025,441,893.92 : x - Step 2: Convert to fraction form
1,860,787,351.20/2,567,903,527.44 = 1,025,441,893.92/x - Step 3: Cross multiply
1,860,787,351.20x = 2,567,903,527.44 × 1,025,441,893.92 - Step 4: Simplify right side
1,860,787,351.20x = 2,633,235,856,581,922,304 - Step 5: Solve for x
x = 2,633,235,856,581,922,304/1,860,787,351.20 - Step 6: Final answer
x = 1,415,119,172.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.