Finding the Fourth Proportional to 4,465,596,145.20, 6,698,394,217.80 and 2,992,441,693.20
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Solution
The fourth proportional to 4,465,596,145.20, 6,698,394,217.80 and 2,992,441,693.20 is: 4,488,662,539.80
Step by Step Solution
- Step 1: Write the proportion equation
4,465,596,145.20 : 6,698,394,217.80 = 2,992,441,693.20 : x - Step 2: Convert to fraction form
4,465,596,145.20/6,698,394,217.80 = 2,992,441,693.20/x - Step 3: Cross multiply
4,465,596,145.20x = 6,698,394,217.80 × 2,992,441,693.20 - Step 4: Simplify right side
4,465,596,145.20x = 20,044,554,134,834,520,064 - Step 5: Solve for x
x = 20,044,554,134,834,520,064/4,465,596,145.20 - Step 6: Final answer
x = 4,488,662,539.80
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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.