Finding the Fourth Proportional to 6,998,572,064.10, 10,497,868,199.70 and 2,858,015,587.92
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Solution
The fourth proportional to 6,998,572,064.10, 10,497,868,199.70 and 2,858,015,587.92 is: 4,287,027,507.88
Step by Step Solution
- Step 1: Write the proportion equation
6,998,572,064.10 : 10,497,868,199.70 = 2,858,015,587.92 : x - Step 2: Convert to fraction form
6,998,572,064.10/10,497,868,199.70 = 2,858,015,587.92/x - Step 3: Cross multiply
6,998,572,064.10x = 10,497,868,199.70 × 2,858,015,587.92 - Step 4: Simplify right side
6,998,572,064.10x = 30,003,070,954,672,271,360 - Step 5: Solve for x
x = 30,003,070,954,672,271,360/6,998,572,064.10 - Step 6: Final answer
x = 4,287,027,507.88
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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.