Finding the Fourth Proportional to 6,489,469,099.53, 9,733,911,135.21 and 2,706,303,595.77
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Solution
The fourth proportional to 6,489,469,099.53, 9,733,911,135.21 and 2,706,303,595.77 is: 4,059,333,406.49
Step by Step Solution
- Step 1: Write the proportion equation
6,489,469,099.53 : 9,733,911,135.21 = 2,706,303,595.77 : x - Step 2: Convert to fraction form
6,489,469,099.53/9,733,911,135.21 = 2,706,303,595.77/x - Step 3: Cross multiply
6,489,469,099.53x = 9,733,911,135.21 × 2,706,303,595.77 - Step 4: Simplify right side
6,489,469,099.53x = 26,342,918,706,124,464,128 - Step 5: Solve for x
x = 26,342,918,706,124,464,128/6,489,469,099.53 - Step 6: Final answer
x = 4,059,333,406.49
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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.