Finding the Fourth Proportional to 1,417,178,540.10, 2,125,767,810.15 and 954,612,293.70
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Solution
The fourth proportional to 1,417,178,540.10, 2,125,767,810.15 and 954,612,293.70 is: 1,431,918,440.55
Step by Step Solution
- Step 1: Write the proportion equation
1,417,178,540.10 : 2,125,767,810.15 = 954,612,293.70 : x - Step 2: Convert to fraction form
1,417,178,540.10/2,125,767,810.15 = 954,612,293.70/x - Step 3: Cross multiply
1,417,178,540.10x = 2,125,767,810.15 × 954,612,293.70 - Step 4: Simplify right side
1,417,178,540.10x = 2,029,284,085,120,917,760 - Step 5: Solve for x
x = 2,029,284,085,120,917,760/1,417,178,540.10 - Step 6: Final answer
x = 1,431,918,440.55
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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.