Finding the Fourth Proportional to 3,779,163,048.60, 5,668,744,572.90 and 2,394,865,531.80
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Solution
The fourth proportional to 3,779,163,048.60, 5,668,744,572.90 and 2,394,865,531.80 is: 3,592,298,297.70
Step by Step Solution
- Step 1: Write the proportion equation
3,779,163,048.60 : 5,668,744,572.90 = 2,394,865,531.80 : x - Step 2: Convert to fraction form
3,779,163,048.60/5,668,744,572.90 = 2,394,865,531.80/x - Step 3: Cross multiply
3,779,163,048.60x = 5,668,744,572.90 × 2,394,865,531.80 - Step 4: Simplify right side
3,779,163,048.60x = 13,575,880,986,216,521,728 - Step 5: Solve for x
x = 13,575,880,986,216,521,728/3,779,163,048.60 - Step 6: Final answer
x = 3,592,298,297.70
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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.