Finding the Fourth Proportional to 4,653,994,135.92, 6,980,945,199.25 and 2,132,207,055.87
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Solution
The fourth proportional to 4,653,994,135.92, 6,980,945,199.25 and 2,132,207,055.87 is: 3,198,289,506.99
Step by Step Solution
- Step 1: Write the proportion equation
4,653,994,135.92 : 6,980,945,199.25 = 2,132,207,055.87 : x - Step 2: Convert to fraction form
4,653,994,135.92/6,980,945,199.25 = 2,132,207,055.87/x - Step 3: Cross multiply
4,653,994,135.92x = 6,980,945,199.25 × 2,132,207,055.87 - Step 4: Simplify right side
4,653,994,135.92x = 14,884,820,610,511,040,512 - Step 5: Solve for x
x = 14,884,820,610,511,040,512/4,653,994,135.92 - Step 6: Final answer
x = 3,198,289,506.99
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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.