Finding the Fourth Proportional to 2,945,584,789.60, 4,417,894,994.64 and 1,198,716,964.96
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Solution
The fourth proportional to 2,945,584,789.60, 4,417,894,994.64 and 1,198,716,964.96 is: 1,797,879,218.48
Step by Step Solution
- Step 1: Write the proportion equation
2,945,584,789.60 : 4,417,894,994.64 = 1,198,716,964.96 : x - Step 2: Convert to fraction form
2,945,584,789.60/4,417,894,994.64 = 1,198,716,964.96/x - Step 3: Cross multiply
2,945,584,789.60x = 4,417,894,994.64 × 1,198,716,964.96 - Step 4: Simplify right side
2,945,584,789.60x = 5,295,805,679,486,836,736 - Step 5: Solve for x
x = 5,295,805,679,486,836,736/2,945,584,789.60 - Step 6: Final answer
x = 1,797,879,218.48
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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.