Finding the Fourth Proportional to 272,486,281.41, 408,909,942.77 and 149,750,310.51
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Solution
The fourth proportional to 272,486,281.41, 408,909,942.77 and 149,750,310.51 is: 224,724,674.52
Step by Step Solution
- Step 1: Write the proportion equation
272,486,281.41 : 408,909,942.77 = 149,750,310.51 : x - Step 2: Convert to fraction form
272,486,281.41/408,909,942.77 = 149,750,310.51/x - Step 3: Cross multiply
272,486,281.41x = 408,909,942.77 × 149,750,310.51 - Step 4: Simplify right side
272,486,281.41x = 61,234,390,899,685,072 - Step 5: Solve for x
x = 61,234,390,899,685,072/272,486,281.41 - Step 6: Final answer
x = 224,724,674.52
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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.