Finding the Fourth Proportional to 216,119,000.92, 324,307,612.26 and 198,535,948.60
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Solution
The fourth proportional to 216,119,000.92, 324,307,612.26 and 198,535,948.60 is: 297,922,529.55
Step by Step Solution
- Step 1: Write the proportion equation
216,119,000.92 : 324,307,612.26 = 198,535,948.60 : x - Step 2: Convert to fraction form
216,119,000.92/324,307,612.26 = 198,535,948.60/x - Step 3: Cross multiply
216,119,000.92x = 324,307,612.26 × 198,535,948.60 - Step 4: Simplify right side
216,119,000.92x = 64,386,719,438,240,088 - Step 5: Solve for x
x = 64,386,719,438,240,088/216,119,000.92 - Step 6: Final answer
x = 297,922,529.55
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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.