Finding the Fourth Proportional to 4,130,486,067.60, 6,195,729,101.40 and 3,314,192,691.60
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Solution
The fourth proportional to 4,130,486,067.60, 6,195,729,101.40 and 3,314,192,691.60 is: 4,971,289,037.40
Step by Step Solution
- Step 1: Write the proportion equation
4,130,486,067.60 : 6,195,729,101.40 = 3,314,192,691.60 : x - Step 2: Convert to fraction form
4,130,486,067.60/6,195,729,101.40 = 3,314,192,691.60/x - Step 3: Cross multiply
4,130,486,067.60x = 6,195,729,101.40 × 3,314,192,691.60 - Step 4: Simplify right side
4,130,486,067.60x = 20,533,840,106,993,311,744 - Step 5: Solve for x
x = 20,533,840,106,993,311,744/4,130,486,067.60 - Step 6: Final answer
x = 4,971,289,037.40
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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.