Finding the Fourth Proportional to 1,617,503,553,857.30, 2,232,225,070,477.60 and 895,739,182,850.36
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Solution
The fourth proportional to 1,617,503,553,857.30, 2,232,225,070,477.60 and 895,739,182,850.36 is: 1,236,158,928,862.60
Step by Step Solution
- Step 1: Write the proportion equation
1,617,503,553,857.30 : 2,232,225,070,477.60 = 895,739,182,850.36 : x - Step 2: Convert to fraction form
1,617,503,553,857.30/2,232,225,070,477.60 = 895,739,182,850.36/x - Step 3: Cross multiply
1,617,503,553,857.30x = 2,232,225,070,477.60 × 895,739,182,850.36 - Step 4: Simplify right side
1,617,503,553,857.30x = 1,999,491,460,567,692,858,097,664 - Step 5: Solve for x
x = 1,999,491,460,567,692,858,097,664/1,617,503,553,857.30 - Step 6: Final answer
x = 1,236,158,928,862.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.