Finding the Fourth Proportional to 6,486,762,103.92, 9,729,160,029.12 and 1,765,451,933.68
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Solution
The fourth proportional to 6,486,762,103.92, 9,729,160,029.12 and 1,765,451,933.68 is: 2,647,910,330.50
Step by Step Solution
- Step 1: Write the proportion equation
6,486,762,103.92 : 9,729,160,029.12 = 1,765,451,933.68 : x - Step 2: Convert to fraction form
6,486,762,103.92/9,729,160,029.12 = 1,765,451,933.68/x - Step 3: Cross multiply
6,486,762,103.92x = 9,729,160,029.12 × 1,765,451,933.68 - Step 4: Simplify right side
6,486,762,103.92x = 17,176,364,386,492,071,936 - Step 5: Solve for x
x = 17,176,364,386,492,071,936/6,486,762,103.92 - Step 6: Final answer
x = 2,647,910,330.50
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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.