Finding the Fourth Proportional to 2,201,882,883.60, 3,302,824,325.40 and 2,117,230,237.20
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Solution
The fourth proportional to 2,201,882,883.60, 3,302,824,325.40 and 2,117,230,237.20 is: 3,175,845,355.80
Step by Step Solution
- Step 1: Write the proportion equation
2,201,882,883.60 : 3,302,824,325.40 = 2,117,230,237.20 : x - Step 2: Convert to fraction form
2,201,882,883.60/3,302,824,325.40 = 2,117,230,237.20/x - Step 3: Cross multiply
2,201,882,883.60x = 3,302,824,325.40 × 2,117,230,237.20 - Step 4: Simplify right side
2,201,882,883.60x = 6,992,839,529,896,571,904 - Step 5: Solve for x
x = 6,992,839,529,896,571,904/2,201,882,883.60 - Step 6: Final answer
x = 3,175,845,355.80
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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.