Finding the Fourth Proportional to 342,901,602.75, 473,217,219.10 and 192,197,044.07
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Solution
The fourth proportional to 342,901,602.75, 473,217,219.10 and 192,197,044.07 is: 265,239,211.43
Step by Step Solution
- Step 1: Write the proportion equation
342,901,602.75 : 473,217,219.10 = 192,197,044.07 : x - Step 2: Convert to fraction form
342,901,602.75/473,217,219.10 = 192,197,044.07/x - Step 3: Cross multiply
342,901,602.75x = 473,217,219.10 × 192,197,044.07 - Step 4: Simplify right side
342,901,602.75x = 90,950,950,711,198,976 - Step 5: Solve for x
x = 90,950,950,711,198,976/342,901,602.75 - Step 6: Final answer
x = 265,239,211.43
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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.