Finding the Fourth Proportional to 403,032,418, 603,918,770.98 and 280,450,236.94
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Solution
The fourth proportional to 403,032,418, 603,918,770.98 and 280,450,236.94 is: 420,237,069.90
Step by Step Solution
- Step 1: Write the proportion equation
403,032,418 : 603,918,770.98 = 280,450,236.94 : x - Step 2: Convert to fraction form
403,032,418/603,918,770.98 = 280,450,236.94/x - Step 3: Cross multiply
403,032,418x = 603,918,770.98 × 280,450,236.94 - Step 4: Simplify right side
403,032,418x = 169,369,162,413,854,592 - Step 5: Solve for x
x = 169,369,162,413,854,592/403,032,418 - Step 6: Final answer
x = 420,237,069.90
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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.