Finding the Fourth Proportional to 4,855,275,433.42, 6,700,208,791.32 and 2,711,913,372.82
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Solution
The fourth proportional to 4,855,275,433.42, 6,700,208,791.32 and 2,711,913,372.82 is: 3,742,400,626.09
Step by Step Solution
- Step 1: Write the proportion equation
4,855,275,433.42 : 6,700,208,791.32 = 2,711,913,372.82 : x - Step 2: Convert to fraction form
4,855,275,433.42/6,700,208,791.32 = 2,711,913,372.82/x - Step 3: Cross multiply
4,855,275,433.42x = 6,700,208,791.32 × 2,711,913,372.82 - Step 4: Simplify right side
4,855,275,433.42x = 18,170,385,821,866,838,016 - Step 5: Solve for x
x = 18,170,385,821,866,838,016/4,855,275,433.42 - Step 6: Final answer
x = 3,742,400,626.09
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1.5x scale
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.