Finding the Fourth Proportional to 104,770,545.32, 144,586,630.68 and 60,124,685.12
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Solution
The fourth proportional to 104,770,545.32, 144,586,630.68 and 60,124,685.12 is: 82,973,946.69
Step by Step Solution
- Step 1: Write the proportion equation
104,770,545.32 : 144,586,630.68 = 60,124,685.12 : x - Step 2: Convert to fraction form
104,770,545.32/144,586,630.68 = 60,124,685.12/x - Step 3: Cross multiply
104,770,545.32x = 144,586,630.68 × 60,124,685.12 - Step 4: Simplify right side
104,770,545.32x = 8,693,225,642,196,732 - Step 5: Solve for x
x = 8,693,225,642,196,732/104,770,545.32 - Step 6: Final answer
x = 82,973,946.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.