Finding the Fourth Proportional to 440,043,098.84, 606,652,686.33 and 351,037,137.14
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Solution
The fourth proportional to 440,043,098.84, 606,652,686.33 and 351,037,137.14 is: 483,947,192.46
Step by Step Solution
- Step 1: Write the proportion equation
440,043,098.84 : 606,652,686.33 = 351,037,137.14 : x - Step 2: Convert to fraction form
440,043,098.84/606,652,686.33 = 351,037,137.14/x - Step 3: Cross multiply
440,043,098.84x = 606,652,686.33 × 351,037,137.14 - Step 4: Simplify right side
440,043,098.84x = 212,957,622,244,540,352 - Step 5: Solve for x
x = 212,957,622,244,540,352/440,043,098.84 - Step 6: Final answer
x = 483,947,192.46
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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.