Finding the Fourth Proportional to 3,733,895,762.40, 5,600,843,643.60 and 1,874,277,415.20
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Solution
The fourth proportional to 3,733,895,762.40, 5,600,843,643.60 and 1,874,277,415.20 is: 2,811,416,122.80
Step by Step Solution
- Step 1: Write the proportion equation
3,733,895,762.40 : 5,600,843,643.60 = 1,874,277,415.20 : x - Step 2: Convert to fraction form
3,733,895,762.40/5,600,843,643.60 = 1,874,277,415.20/x - Step 3: Cross multiply
3,733,895,762.40x = 5,600,843,643.60 × 1,874,277,415.20 - Step 4: Simplify right side
3,733,895,762.40x = 10,497,534,747,265,959,936 - Step 5: Solve for x
x = 10,497,534,747,265,959,936/3,733,895,762.40 - Step 6: Final answer
x = 2,811,416,122.80
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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.