Finding the Fourth Proportional to 4,345,705,600.40, 6,520,259,011.80 and 1,585,613,622.80
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Solution
The fourth proportional to 4,345,705,600.40, 6,520,259,011.80 and 1,585,613,622.80 is: 2,379,040,934.65
Step by Step Solution
- Step 1: Write the proportion equation
4,345,705,600.40 : 6,520,259,011.80 = 1,585,613,622.80 : x - Step 2: Convert to fraction form
4,345,705,600.40/6,520,259,011.80 = 1,585,613,622.80/x - Step 3: Cross multiply
4,345,705,600.40x = 6,520,259,011.80 × 1,585,613,622.80 - Step 4: Simplify right side
4,345,705,600.40x = 10,338,611,513,294,546,944 - Step 5: Solve for x
x = 10,338,611,513,294,546,944/4,345,705,600.40 - Step 6: Final answer
x = 2,379,040,934.65
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1.5x scale
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.