Finding the Fourth Proportional to 9,998,765,811.02, 15,001,482,771.51 and 6,650,536,613.42
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Solution
The fourth proportional to 9,998,765,811.02, 15,001,482,771.51 and 6,650,536,613.42 is: 9,978,022,519.29
Step by Step Solution
- Step 1: Write the proportion equation
9,998,765,811.02 : 15,001,482,771.51 = 6,650,536,613.42 : x - Step 2: Convert to fraction form
9,998,765,811.02/15,001,482,771.51 = 6,650,536,613.42/x - Step 3: Cross multiply
9,998,765,811.02x = 15,001,482,771.51 × 6,650,536,613.42 - Step 4: Simplify right side
9,998,765,811.02x = 99,767,910,427,483,340,800 - Step 5: Solve for x
x = 99,767,910,427,483,340,800/9,998,765,811.02 - Step 6: Final answer
x = 9,978,022,519.29
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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.