Finding the Fourth Proportional to 330,711,511.31, 496,098,169.28 and 97,542,450.53
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Solution
The fourth proportional to 330,711,511.31, 496,098,169.28 and 97,542,450.53 is: 146,322,790.35
Step by Step Solution
- Step 1: Write the proportion equation
330,711,511.31 : 496,098,169.28 = 97,542,450.53 : x - Step 2: Convert to fraction form
330,711,511.31/496,098,169.28 = 97,542,450.53/x - Step 3: Cross multiply
330,711,511.31x = 496,098,169.28 × 97,542,450.53 - Step 4: Simplify right side
330,711,511.31x = 48,390,631,137,341,536 - Step 5: Solve for x
x = 48,390,631,137,341,536/330,711,511.31 - Step 6: Final answer
x = 146,322,790.35
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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.