Finding the Fourth Proportional to 110,459,517.75, 165,690,106.88 and 49,032,162.41
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Solution
The fourth proportional to 110,459,517.75, 165,690,106.88 and 49,032,162.41 is: 73,548,612.15
Step by Step Solution
- Step 1: Write the proportion equation
110,459,517.75 : 165,690,106.88 = 49,032,162.41 : x - Step 2: Convert to fraction form
110,459,517.75/165,690,106.88 = 49,032,162.41/x - Step 3: Cross multiply
110,459,517.75x = 165,690,106.88 × 49,032,162.41 - Step 4: Simplify right side
110,459,517.75x = 8,124,144,229,196,807 - Step 5: Solve for x
x = 8,124,144,229,196,807/110,459,517.75 - Step 6: Final answer
x = 73,548,612.15
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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.