Finding the Fourth Proportional to 7,170,744,467.70, 10,756,116,701.55 and 2,512,013,087.48
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Solution
The fourth proportional to 7,170,744,467.70, 10,756,116,701.55 and 2,512,013,087.48 is: 3,768,019,631.21
Step by Step Solution
- Step 1: Write the proportion equation
7,170,744,467.70 : 10,756,116,701.55 = 2,512,013,087.48 : x - Step 2: Convert to fraction form
7,170,744,467.70/10,756,116,701.55 = 2,512,013,087.48/x - Step 3: Cross multiply
7,170,744,467.70x = 10,756,116,701.55 × 2,512,013,087.48 - Step 4: Simplify right side
7,170,744,467.70x = 27,019,505,924,702,023,680 - Step 5: Solve for x
x = 27,019,505,924,702,023,680/7,170,744,467.70 - Step 6: Final answer
x = 3,768,019,631.21
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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.