Finding the Fourth Proportional to 8,911,961,794.14, 13,368,386,720.28 and 3,391,647,668.70
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Solution
The fourth proportional to 8,911,961,794.14, 13,368,386,720.28 and 3,391,647,668.70 is: 5,087,640,488.31
Step by Step Solution
- Step 1: Write the proportion equation
8,911,961,794.14 : 13,368,386,720.28 = 3,391,647,668.70 : x - Step 2: Convert to fraction form
8,911,961,794.14/13,368,386,720.28 = 3,391,647,668.70/x - Step 3: Cross multiply
8,911,961,794.14x = 13,368,386,720.28 × 3,391,647,668.70 - Step 4: Simplify right side
8,911,961,794.14x = 45,340,857,654,117,703,680 - Step 5: Solve for x
x = 45,340,857,654,117,703,680/8,911,961,794.14 - Step 6: Final answer
x = 5,087,640,488.31
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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.