Finding the Fourth Proportional to 132,866,315.53, 199,281,975.71 and 39,491,293.70
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Solution
The fourth proportional to 132,866,315.53, 199,281,975.71 and 39,491,293.70 is: 59,231,739.82
Step by Step Solution
- Step 1: Write the proportion equation
132,866,315.53 : 199,281,975.71 = 39,491,293.70 : x - Step 2: Convert to fraction form
132,866,315.53/199,281,975.71 = 39,491,293.70/x - Step 3: Cross multiply
132,866,315.53x = 199,281,975.71 × 39,491,293.70 - Step 4: Simplify right side
132,866,315.53x = 7,869,903,032,180,625 - Step 5: Solve for x
x = 7,869,903,032,180,625/132,866,315.53 - Step 6: Final answer
x = 59,231,739.82
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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.