Finding the Fourth Proportional to 6,149,547,346.56, 8,486,383,515.84 and 3,330,160,128.96
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Solution
The fourth proportional to 6,149,547,346.56, 8,486,383,515.84 and 3,330,160,128.96 is: 4,595,625,406.37
Step by Step Solution
- Step 1: Write the proportion equation
6,149,547,346.56 : 8,486,383,515.84 = 3,330,160,128.96 : x - Step 2: Convert to fraction form
6,149,547,346.56/8,486,383,515.84 = 3,330,160,128.96/x - Step 3: Cross multiply
6,149,547,346.56x = 8,486,383,515.84 × 3,330,160,128.96 - Step 4: Simplify right side
6,149,547,346.56x = 28,261,016,023,513,751,552 - Step 5: Solve for x
x = 28,261,016,023,513,751,552/6,149,547,346.56 - Step 6: Final answer
x = 4,595,625,406.37
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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.