Finding the Fourth Proportional to 5,668,715,405.10, 8,503,073,107.65 and 3,338,452,908.30
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Solution
The fourth proportional to 5,668,715,405.10, 8,503,073,107.65 and 3,338,452,908.30 is: 5,007,679,362.45
Step by Step Solution
- Step 1: Write the proportion equation
5,668,715,405.10 : 8,503,073,107.65 = 3,338,452,908.30 : x - Step 2: Convert to fraction form
5,668,715,405.10/8,503,073,107.65 = 3,338,452,908.30/x - Step 3: Cross multiply
5,668,715,405.10x = 8,503,073,107.65 × 3,338,452,908.30 - Step 4: Simplify right side
5,668,715,405.10x = 28,387,109,145,721,663,488 - Step 5: Solve for x
x = 28,387,109,145,721,663,488/5,668,715,405.10 - Step 6: Final answer
x = 5,007,679,362.45
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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.