Finding the Fourth Proportional to 342,874,878.72, 473,206,585.37 and 192,208,228.08
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Solution
The fourth proportional to 342,874,878.72, 473,206,585.37 and 192,208,228.08 is: 265,269,358.98
Step by Step Solution
- Step 1: Write the proportion equation
342,874,878.72 : 473,206,585.37 = 192,208,228.08 : x - Step 2: Convert to fraction form
342,874,878.72/473,206,585.37 = 192,208,228.08/x - Step 3: Cross multiply
342,874,878.72x = 473,206,585.37 × 192,208,228.08 - Step 4: Simplify right side
342,874,878.72x = 90,954,199,288,793,920 - Step 5: Solve for x
x = 90,954,199,288,793,920/342,874,878.72 - Step 6: Final answer
x = 265,269,358.98
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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.