Finding the Fourth Proportional to 3,475,044,092.80, 5,212,566,139.20 and 1,842,457,340.80
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Solution
The fourth proportional to 3,475,044,092.80, 5,212,566,139.20 and 1,842,457,340.80 is: 2,763,686,011.20
Step by Step Solution
- Step 1: Write the proportion equation
3,475,044,092.80 : 5,212,566,139.20 = 1,842,457,340.80 : x - Step 2: Convert to fraction form
3,475,044,092.80/5,212,566,139.20 = 1,842,457,340.80/x - Step 3: Cross multiply
3,475,044,092.80x = 5,212,566,139.20 × 1,842,457,340.80 - Step 4: Simplify right side
3,475,044,092.80x = 9,603,930,747,574,554,624 - Step 5: Solve for x
x = 9,603,930,747,574,554,624/3,475,044,092.80 - Step 6: Final answer
x = 2,763,686,011.20
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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.