Finding the Fourth Proportional to 461,252,380.14, 636,528,225.15 and 252,408,467.70
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Solution
The fourth proportional to 461,252,380.14, 636,528,225.15 and 252,408,467.70 is: 348,323,652.90
Step by Step Solution
- Step 1: Write the proportion equation
461,252,380.14 : 636,528,225.15 = 252,408,467.70 : x - Step 2: Convert to fraction form
461,252,380.14/636,528,225.15 = 252,408,467.70/x - Step 3: Cross multiply
461,252,380.14x = 636,528,225.15 × 252,408,467.70 - Step 4: Simplify right side
461,252,380.14x = 160,665,113,957,912,096 - Step 5: Solve for x
x = 160,665,113,957,912,096/461,252,380.14 - Step 6: Final answer
x = 348,323,652.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.