Finding the Fourth Proportional to 191,772,099.38, 287,663,508.56 and 62,379,709.99
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Solution
The fourth proportional to 191,772,099.38, 287,663,508.56 and 62,379,709.99 is: 93,571,308.32
Step by Step Solution
- Step 1: Write the proportion equation
191,772,099.38 : 287,663,508.56 = 62,379,709.99 : x - Step 2: Convert to fraction form
191,772,099.38/287,663,508.56 = 62,379,709.99/x - Step 3: Cross multiply
191,772,099.38x = 287,663,508.56 × 62,379,709.99 - Step 4: Simplify right side
191,772,099.38x = 17,944,366,237,647,624 - Step 5: Solve for x
x = 17,944,366,237,647,624/191,772,099.38 - Step 6: Final answer
x = 93,571,308.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.