Finding the Fourth Proportional to 159,700,382.10, 239,550,573.15 and 68,823,971.10
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Solution
The fourth proportional to 159,700,382.10, 239,550,573.15 and 68,823,971.10 is: 103,235,956.65
Step by Step Solution
- Step 1: Write the proportion equation
159,700,382.10 : 239,550,573.15 = 68,823,971.10 : x - Step 2: Convert to fraction form
159,700,382.10/239,550,573.15 = 68,823,971.10/x - Step 3: Cross multiply
159,700,382.10x = 239,550,573.15 × 68,823,971.10 - Step 4: Simplify right side
159,700,382.10x = 16,486,821,723,464,034 - Step 5: Solve for x
x = 16,486,821,723,464,034/159,700,382.10 - Step 6: Final answer
x = 103,235,956.65
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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.