Finding the Fourth Proportional to 2,143,569,883.44, 3,214,998,193.93 and 649,246,145.67
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Solution
The fourth proportional to 2,143,569,883.44, 3,214,998,193.93 and 649,246,145.67 is: 973,761,201.76
Step by Step Solution
- Step 1: Write the proportion equation
2,143,569,883.44 : 3,214,998,193.93 = 649,246,145.67 : x - Step 2: Convert to fraction form
2,143,569,883.44/3,214,998,193.93 = 649,246,145.67/x - Step 3: Cross multiply
2,143,569,883.44x = 3,214,998,193.93 × 649,246,145.67 - Step 4: Simplify right side
2,143,569,883.44x = 2,087,325,185,745,063,424 - Step 5: Solve for x
x = 2,087,325,185,745,063,424/2,143,569,883.44 - Step 6: Final answer
x = 973,761,201.76
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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.